EN： Negative Inversion with 'Not only': When a sentence begins with a negative adverbial phrase like 'Not only', the subject and the auxiliary verb are inverted (subject-auxiliary inversion). In the past simple tense, the auxiliary verb 'did' is placed before the subject, and the main verb is kept in its base form.
中文： 否定倒裝句（Not only 開頭）：當句子以否定副詞片語「Not only」（不僅）開頭時，主詞與助動詞需要進行倒裝（主動詞倒裝）。在過去簡單式中，助動詞「did」會置於主詞之前，而主要動詞則還原為原型動詞。
Not only did he finish the project on time, but he also exceeded the budget expectations.
他不僅按時完成了專案，而且還超出了預算預期。
EN： Correlative Conjunctions 'Not only... but (also)...': This paired conjunction is used to connect and emphasize two related pieces of information, usually showing that the second point is even more noteworthy than the first.
中文： 關聯連接詞「Not only... but (also)...」（不僅……而且……）：此成對連接詞用於連接並強調兩個相關的訊息，通常用來表示第二個論點比第一個論點更值得注意或更令人驚訝。
She is not only a talented musician but also a skilled painter.
她不僅是一位有才華的音樂家，也是一位出色的畫家。
EN： Negative Inversion: When negative adverbs or adverbial phrases (such as 'never', 'seldom', 'hardly') are placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb are inverted (the auxiliary verb comes before the subject).
中文： 否定倒裝句：當否定副詞或副詞片語（如 'never'、'seldom'、'hardly'）放在句首以示強調時，主詞與助動詞需要倒裝（助動詞移至主詞前面）。
Never have I heard such a beautiful song.
我從未聽過如此動聽的歌曲。
EN： Present Perfect Tense: Used here with 'never' to describe an experience up to the present moment. The structure is 'have/has + past participle (V3)'.
中文： 現在完成式：在此與 'never' 連用，用來描述直到目前為止的經驗。結構為「have/has + 過去分詞 (V3)」。
She has traveled to many countries.
她已經去過許多國家旅遊了。
EN： Negative Inversion with 'Hardly... when...': When negative or restrictive adverbs like 'hardly' are placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb are inverted (auxiliary verb comes before the subject). This pattern is used to show that one event happened immediately after another.
中文： 否定倒裝句「Hardly... when...」（一……就……）：當「hardly」（幾乎不/剛好）等否定或限制性副詞放在句首以示強調時，主詞與助動詞需要倒裝（助動詞置於主詞之前）。此句型用於表示一個動作緊接著另一個動作發生。
Hardly had I closed my eyes when the telephone rang.
我剛閉上眼睛，電話就響了。
EN： Past Perfect Tense in Inversion: In the 'Hardly... when...' structure, the action that happened first is expressed in the past perfect tense (had + past participle), while the second action is in the simple past tense.
中文： 倒裝句中的過去完成式：在「Hardly... when...」結構中，先發生的動作使用過去完成式（had + 過去分詞），而後發生的動作則使用簡單過去式。
Hardly had she finished her speech when the audience cheered.
她剛發表完演講，觀眾就歡呼起來。
EN： The 'Hardly... when...' structure is a literary and formal device in English. While native speakers understand it perfectly, in casual daily conversation they are more likely to use simpler structures like 'As soon as we arrived, it started to rain' or 'We had just arrived when it started raining.' Using this inversion adds a dramatic, storytelling flair to your speech or writing.
中文： 「Hardly... when...」結構在英文中屬於較為正式且具文學色彩的句型。雖然母語人士完全能理解，但在日常口語中，他們更傾向於使用較簡單的結構，例如「As soon as we arrived, it started to rain」或「We had just arrived when it started raining」。使用這種倒裝句能為你的口語或寫作增添一種戲劇性和故事敘述的張力。
EN： Inversion with 'Only after': When a sentence begins with a restrictive adverbial phrase starting with 'Only' (such as 'Only after...'), the subject and the auxiliary verb in the main clause are inverted. Here, the auxiliary verb 'did' is placed before the subject 'we'.
中文： 「Only after」引導的倒裝句：當句子以「Only」開頭的限制性副詞片語（如「Only after...」）置於句首時，主句的主詞與助動詞需要進行倒裝。在此句中，過去式助動詞「did」被提至主詞「we」之前。
Only after the meeting did she realize the mistake.
直到會議結束後，她才意識到這個錯誤。
EN： The use of 'did' for past tense emphasis/inversion: In past simple negative or inverted sentences, the auxiliary verb 'did' is used, and the main verb ('feel') reverts to its base form.
中文： 助動詞「did」用於過去式倒裝：在過去簡單式的倒裝句中，使用助動詞「did」來協助倒裝，而後面的主要動詞（此處為「feel」）必須還原為原形動詞。
Only after he left did I find his keys.
直到他離開後，我才找到他的鑰匙。
EN： Negative Inversion: When a negative or semi-negative adverb (like 'seldom', 'never', 'hardly') is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb are inverted (verb-subject order). Since 'get' is in the simple present tense, the auxiliary verb 'do' is introduced before the subject 'we'.
中文： 否定倒裝句：當否定或半否定副詞（如 'seldom'、'never'、'hardly'）放在句首以示強調時，主詞與助動詞需要倒裝（動詞在前，主詞在後）。由於 'get' 是現在簡單式，因此在主詞 'we' 之前引入助動詞 'do'。
Seldom do they visit their hometown during the holidays.
他們很少在假期期間拜訪他們的家鄉。
EN： Using 'such a/an + adjective + singular countable noun' to add emphasis, meaning 'of this kind' or 'so great'.
中文： 使用「such a/an + 形容詞 + 單數可數名詞」來加強語氣，表示「如此...的」或「這樣一個...的」。
It was such a beautiful day that we went for a picnic.
那是如此美好的一天，以至於我們去野餐了。
EN： In English, starting a sentence with a negative adverb like 'seldom' or 'rarely' is considered formal and literary. It is often used in speeches, storytelling, or written essays to create a dramatic effect or strong emphasis, rather than in casual daily conversations.
中文： 在英文中，以 'seldom' 或 'rarely' 等否定副詞開頭的倒裝句式屬於較為正式且具文學色彩的用法。這種結構多用於演講、故事敘述或書面寫作中，以營造戲劇效果或強烈語氣，在日常口語中較為少見。
EN： Negative Inversion with 'Not until': When a negative adverbial phrase like 'Not until...' is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb (did/do/does/had) are inverted. The auxiliary verb comes before the subject.
中文： 使用 'Not until' 的否定倒裝句：當 'Not until...'（直到...才...）等否定副詞片語放在句首以示強調時，主詞與助動詞（did/do/does/had）需要進行倒裝，助動詞必須置於主詞之前。
Not until she arrived did we start the meeting.
直到她抵達，我們才開始開會。
EN： Simple Past Tense Auxiliary 'did': In past tense inversion, 'did' is used as the auxiliary verb, and the main verb that follows the subject must return to its base form (infinitive without 'to').
中文： 過去式助動詞 'did' 的使用：在過去式的倒裝句中，使用助動詞 'did'，而位於主詞後面的主要動詞必須還原為動詞原型。
Not until yesterday did I hear the news.
直到昨天我才聽到這個消息。
EN： This sentence uses 'so... that...' inversion for emphasis. When 'so + adjective' is placed at the beginning of a sentence to add dramatic effect, the subject and the verb (usually a 'be' verb) are inverted (verb before subject).
中文： 此句使用了「so... that...」（如此……以至於……）的倒裝句型以達到強調效果。當「so + 形容詞」被移至句首以增加戲劇性效果時，主詞與動詞（通常是 be 動詞）需要進行倒裝（動詞置於主詞之前）。
So beautiful was the music that she started to cry.
那音樂是如此優美，以至於她開始哭了起來。
EN： The 'so... that...' structure is a result clause used to express cause and effect. 'So' introduces the cause (the degree of the adjective), and 'that' introduces the result.
中文： 「so... that...」結構是一個引導結果副詞子句的句型，用於表示因果關係。「so」引出原因（形容詞的程度），而「that」則引出結果。
The coffee was so hot that I couldn't drink it.
這咖啡太燙了，以至於我無法喝下去。
EN： Negative Inversion with 'Little': When the negative or restrictive adverb 'little' is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb are inverted (verb-subject order). Here, the auxiliary verb 'did' is placed before the subject 'we'.
中文： 使用 'Little' 的否定倒裝句：當否定或限制性副詞 'little'（幾乎不、一點也不）放在句首以示強調時，主詞與助動詞需要倒裝（助動詞移至主詞前）。在此處，助動詞 'did' 被置於主詞 'we' 之前。
Little did she know that a surprise party was waiting for her.
她那時一點也不知道有一個驚喜派對正等著她。
EN： Noun Clause as Object: 'how hard it would be' is a noun clause acting as the direct object of the verb 'know'. It uses statement word order (subject + verb) rather than question word order.
中文： 名詞子句作受詞：'how hard it would be' 是一個名詞子句，作為動詞 'know' 的直接受詞。此子句需使用陳述句語序（主詞 + 動詞），而非疑問句語序。
I wonder how expensive the ticket will be.
我想知道這張票會有多貴。
EN： The phrase 'Little did we know...' is a common literary device used in storytelling (both written and spoken) to create suspense or foreshadow future difficulties or surprises. It is less common in casual, everyday spoken English, where people might simply say, 'We had no idea...'.
中文： 片語 'Little did we know...'（我們那時一點也不知道……）是故事敘述（書面或口頭）中常見的修辭手法，用於製造懸念或預示未來的困難與驚喜。在日常口語中較少使用，人們通常會用更簡單的 'We had no idea...' 來表達。
EN： Negative Inversion: When a negative adverbial phrase (like 'Never before') is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb are inverted (the auxiliary verb comes before the subject).
中文： 否定倒裝句：當否定副詞片語（如 'Never before'）放在句首以示強調時，主詞與助動詞的位置需要倒裝（助動詞移至主詞前面）。
Never before had she seen such a beautiful painting.
她以前從未見過如此美麗的畫作。
EN： Past Perfect Tense: Used to describe an action or feeling that occurred before a specific point in the past. Here, 'had felt' indicates a state experienced prior to the moment of reflection.
中文： 過去完成式：用於描述在過去某個特定時間點之前已經發生或持續的動作或感受。在此處，'had felt' 表示在回想的那個時刻之前所體驗到的狀態。
By the time the movie ended, I had already fallen asleep.
在電影結束之前，我早就已經睡著了。
EN： Inversion with restrictive expressions: When a sentence begins with a restrictive phrase starting with 'Only' (such as 'Only by...'), the subject and the auxiliary verb in the main clause are inverted (auxiliary verb + subject + main verb).
中文： 限定表現的倒裝句：當句子以 'Only' 開頭的限定片語（如 'Only by...'）置於句首時，主句的主詞與助動詞需要進行倒裝（助動詞 + 主詞 + 主要動詞）。
Only by practicing every day can you master the piano.
唯有透過每天練習，你才能精通鋼琴。
EN： The preposition 'by' followed by a gerund (V-ing) is used to express the method or means by which an action is achieved.
中文： 介係詞 'by' 後接動名詞（V-ing），用來表示達成某個動作的方法或手段（意為「透過……」）。
She improved her English by watching movies.
她透過看電影來提升她的英文能力。
EN： This sentence reflects a strong emphasis on teamwork and collective effort, which is highly valued in both Western professional environments and global collaborative contexts.
中文： 這句話反映了對團隊合作與集體努力的強調，這在西方職場環境以及全球合作的脈絡中都受到高度重視。
EN： The negative adverbial phrase 'No sooner... than...' is used to show that one event happens immediately after another. When 'No sooner' is placed at the beginning of a sentence for emphasis, it triggers subject-auxiliary inversion (the auxiliary verb 'had' comes before the subject 'I').
中文： 否定副詞片語「No sooner... than...」（一……就……）用於表示一個動作緊接著另一個動作發生。當「No sooner」放於句首以示強調時，句子須採用倒裝句型（助動詞「had」移至主詞「I」之前）。
No sooner had he arrived at the station than the train left.
他剛到車站，火車就開走了。
EN： In the 'No sooner... than...' structure, the past perfect tense (had + past participle) is used in the first clause to indicate the action that happened first, while the simple past tense is used in the 'than' clause for the subsequent action.
中文： 在「No sooner... than...」結構中，前半句使用過去完成式（had + 過去分詞）表示先發生的動作，而「than」引導的後半句則使用簡單過去式表示隨後發生的動作。
No sooner had she finished her speech than the audience applauded.
她剛發表完演說，觀眾就鼓掌了。
EN： Negative Inversion with 'Not only': When 'not only' is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb (or 'be' verb) are inverted. The word order becomes 'Not only + auxiliary/be verb + subject'.
中文： 使用「Not only」的否定倒裝句：當「not only」（不僅）放在句首以示強調時，主詞與助動詞（或 be 動詞）的位置需要倒裝。其字詞順序變為「Not only + 助動詞/be動詞 + 主詞」。
Not only did she finish the project, but she also won an award.
她不僅完成了這個專案，而且還得了解。
EN： Correlative Conjunctions 'Not only... but also...': This paired conjunction is used to connect two parallel grammatical elements (such as adjectives, nouns, or clauses) to show that both statements are true.
中文： 對等關聯連接詞「Not only... but also...」：此成對連接詞用於連接兩個平行的文法元素（如形容詞、名詞或子句），以表示這兩個陳述皆為事實。
The hotel is not only clean but also affordable.
這間旅館不僅乾淨，而且價格實惠。
EN： Negative Inversion: When a negative adverb or adverbial phrase (such as 'Never') is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb are inverted (verb-subject order). Here, 'Never had I expected' is used instead of 'I had never expected'.
中文： 否定倒裝句：當否定副詞或副詞片語（如 'Never'）放在句首以示強調時，主詞與助動詞的位置需要倒裝（動詞在前，主詞在後）。在此句中，使用 'Never had I expected' 代替 'I had never expected'。
Never had I seen such a beautiful sunset until yesterday.
直到昨天，我才見過如此美麗的日落。
EN： Expect + Object + To-Infinitive: The verb 'expect' is commonly followed by an object and a to-infinitive ('to be...') to express anticipation about what someone or something will do or become.
中文： Expect + 受詞 + 不定詞：動詞 'expect' 後面常用受詞加上不定詞（'to be...'）的結構，用來表達對某人或某事將會如何的預期或期望。
We expected the project to be a great success.
我們預期這個專案會取得巨大的成功。
EN： In English-speaking countries, 'school trips' (often called field trips or excursions) are highly anticipated events in a student's life. They provide hands-on learning outside the classroom and are key social milestones, which is why they are often remembered as 'memorable' for years to come.
中文： 在英語系國家，「學校旅行」（通常稱為 field trips 或 excursions）是學生生涯中非常令人期待的活動。它們提供了課堂外的實作學習機會，也是重要的社交里程碑，這就是為什麼這些旅行在多年後往往仍被視為「令人難忘的」回憶。
EN： When a negative correlative conjunction like 'Not only' is placed at the beginning of a sentence for emphasis, subject-auxiliary inversion occurs. This means the auxiliary verb (did/does/do/is/are) is placed before the subject.
中文： 當「Not only」（不僅）等否定關聯連接詞放在句首以示強調時，句子需要進行主詞與助動詞倒裝。也就是將助動詞（如 did/does/do/is/are）置於主詞之前。
Not only did he finish his homework, but he also cleaned his room.
他不僅完成了功課，還打掃了房間。
EN： The correlative conjunction 'not only... but (also)...' is used to connect two parallel grammatical structures (in this case, two past-tense clauses) to show that both statements are true.
中文： 關聯連接詞「not only... but (also)...」（不僅……而且……）用於連接兩個平行的語法結構（在此句中為兩個過去時態的子句），用以表示兩個陳述皆為事實。
She is not only intelligent, but she is also very kind.
她不僅聰明，而且還非常善良。
EN： The negative adverb 'Hardly' is placed at the beginning of the sentence for emphasis, which triggers subject-auxiliary inversion. The auxiliary verb 'had' is placed before the subject 'we'. This structure ('Hardly... when...') is used to show that one event happened immediately after another.
中文： 否定副詞「Hardly」（幾乎不/剛剛）置於句首以示強調，這會引起主詞與助動詞的倒裝。助動詞「had」被提至主詞「we」之前。此結構（Hardly... when...）用於表示一件事緊接著另一件事發生，意為「一...就...」。
Hardly had I closed my eyes when the telephone rang.
我剛閉上眼睛，電話就響了。
EN： The phrasal verb 'clear away' means to disappear or vanish, typically used when clouds, mist, or rain disperse to reveal a clear sky.
中文： 片語動詞「clear away」意為「消散」或「消失」，通常用於描述烏雲、霧氣或雨水散去，露出晴朗的天空。
The mist cleared away as the sun rose.
太陽升起時，霧氣就消散了。
EN： This sentence uses 'So + adjective + be-verb + subject + that...' which is an inverted structure used for emphasis. Inversion occurs when the adjective 'stunning' and the adverb 'so' are placed at the beginning of the sentence, causing the subject 'the view' and the verb 'was' to swap positions.
中文： 本句使用了「So + 形容詞 + be動詞 + 主詞 + that...」的倒裝句型，用於加強語氣。當形容詞「stunning」與副詞「so」被移至句首時，主詞「the view」與動詞「was」的位置需要對調。
So beautiful was the music that everyone shed tears.
那音樂是如此優美，以致於每個人都流下了眼淚。
EN： The phrase 'fall silent' is a collocation meaning to suddenly become quiet. 'Fall' here functions as a linking verb indicating a transition into a state of silence.
中文： 片語「fall silent」是一個固定搭配，意思是「變得安靜、靜默下來」。這裡的「fall」作為連綴動詞，表示進入某種狀態（安靜）的轉變過程。
The crowd fell silent as the speaker walked onto the stage.
當講者走上講台時，人群便靜默了下來。
EN： Negative Inversion with 'Little': When negative or restrictive adverbs like 'little' are placed at the beginning of a sentence for emphasis, the subject and auxiliary verb are inverted (verb-subject order). In the past tense, 'did' is placed before the subject, followed by the base form of the verb.
中文： 否定倒裝句（使用 Little）：當否定或限制性副詞（如 little）放在句首以示強調時，主詞與助動詞需要倒裝（動詞在前，主詞在後）。在過去式中，助動詞 did 會置於主詞之前，後接原形動詞。
Little did they know that a surprise party was waiting for them.
他們那時一點也不知道，有一個驚喜派對正等著他們。
EN： Noun Clause as Direct Object: The conjunction 'that' introduces a noun clause ('that the best part was still coming') which functions as the direct object of the verb 'know'.
中文： 名詞子句作直接受詞：連接詞「that」引導一個名詞子句（that the best part was still coming），在句中作為動詞「know」的直接受詞。
I believe that honesty is the best policy.
我相信誠實是最好的策略。
EN： The phrase 'Little did I know...' is a classic literary device used in English storytelling (both written and spoken) to create suspense. It signals to the listener that a major, often positive or surprising, turning point is about to happen in the narrative.
中文： 「Little did I know...」（我那時一點也不知道……）是英文故事敘述（無論是書面還是口語）中非常經典的文學手法，用來製造懸念。它向聽眾預示著故事即將發生一個重大、通常是積極或令人驚訝的轉折。
EN： This sentence uses inversion triggered by a restrictive adverbial phrase starting with 'Only'. When 'Only after...' begins a sentence, the subject and auxiliary verb in the main clause invert (auxiliary verb 'did' comes before the subject 'the sky').
中文： 本句使用了由限定副詞片語「Only after...」（只有在……之後）開頭所引起的倒裝句型。當「Only after...」置於句首時，主句的主詞與助動詞需要倒裝（助動詞「did」移至主詞「the sky」之前）。
Only after he finished his homework did he play video games.
直到做完功課後，他才去玩電玩遊戲。
EN： The phrasal verb 'fill with' means to become full of something. In the past tense, it becomes 'fill with' preceded by the auxiliary 'did' due to the inversion, leaving the main verb in its base form 'fill'.
中文： 片語「fill with」表示「充滿、裝滿」的意思。在本句中，因為倒裝句型使用了過去式助動詞「did」，所以後方的動詞必須還原為原形動詞「fill」。
Her eyes filled with tears of joy.
她的雙眼充滿了喜悅的淚水。
EN： Negative Inversion: When negative adverbs or adverbial phrases (such as 'never before', 'seldom', 'hardly') are placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb (or 'be' verb) are inverted. The word order becomes: Negative Word + Auxiliary Verb + Subject + Main Verb.
中文： 否定倒裝句：當否定副詞或副詞片語（如 'never before'、'seldom'、'hardly'）放在句首以示強調時，主詞與助動詞（或 be 動詞）需要倒裝。其語序變為：否定詞 + 助動詞 + 主詞 + 主要動詞。
Never before had she experienced such warmth.
她以前從未感受過如此的溫暖。
EN： Past Perfect Tense: Used to describe an action that was completed before a specific point in the past. In this sentence, 'had seen' indicates looking back from a past moment of observation to all the time preceding it.
中文： 過去完成式：用於描述在過去某個特定時間點之前已經完成的動作。在本句中，「had seen」表示從過去某個觀察的時刻，回顧在此之前的所有時間。
They had already left when we arrived.
我們到達時，他們已經離開了。
EN： In English literature and dramatic storytelling, negative inversion is a common rhetorical device used to elevate the tone, making the statement sound more poetic, emotional, or grand than a standard flat statement like 'I had never seen so many stars before.'
中文： 在英文文學和戲劇化的敘事中，否定倒裝是一種常見的修辭手法，用於提升語調，使陳述聽起來比標準的平鋪直敘（如 'I had never seen so many stars before.'）更具詩意、情感或宏大感。
EN： Negative Inversion with 'Not until': When a negative adverbial phrase starting with 'Not until' is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb (in this case, 'did') are inverted. The structure is: Not until + time expression/clause + auxiliary verb + subject + main verb.
中文： 「Not until」否定倒裝句：當以「Not until」（直到……才）開頭的否定副詞片語置於句首以示強調時，主詞與助動詞（在此為 did）需要進行倒裝。其結構為：Not until + 時間表達/子句 + 助動詞 + 主詞 + 主要動詞。
Not until yesterday did I hear the news.
直到昨天我才聽到這個消息。
EN： Possessive Nouns with Abstract Concepts: The apostrophe-s ('s) is used with 'nature' to form 'nature's beauty', attributing a quality or possession to an abstract concept or personified entity.
中文： 抽象概念的所有格：在「nature」後面加上「's」形成「nature's beauty」（大自然的美），將某種特質或所有權賦予抽象概念或擬人化的實體。
We must protect the earth's resources.
我們必須保護地球的資源。
EN： Negative Inversion: When a negative or restrictive adverb like 'seldom' is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb are inverted (verb-subject order).
中文： 否定倒裝句：當「seldom」（很少）等否定或限制性副詞放在句首以示強調時，主詞與助動詞的位置需要倒裝（助動詞提到主詞前面）。
Seldom do we see such a beautiful sunset in the city.
我們很少在城市裡看到如此美麗的日落。
EN： Adverbial Infinitive of Purpose: The infinitive phrase 'to look up' acts as an adverb modifying the verb phrase 'slow down enough', indicating the purpose or result of slowing down.
中文： 不定詞表示目的：不定詞片語「to look up」在此作為副詞，修飾動詞片語「slow down enough」，表示慢下腳步的目的或結果（為了抬頭看）。
He stopped to take a photo of the flowers.
他停下腳步來拍這些花的照片。
EN： This sentence reflects a modern cultural theme of mindfulness and the 'slow movement'. In busy urban lives, people are often encouraged to 'slow down' and appreciate their surroundings, which is metaphorically represented here by 'looking up' (often to look at the sky, stars, or nature).
中文： 這句話反映了現代「慢活」與「正念」的文化主題。在繁忙的都市生活中，人們常被鼓勵要「慢下腳步」來欣賞周遭事物，這裡用「抬頭看」（通常指看天空、星星或大自然）來作隱喻。
EN： Inversion after restrictive expressions starting with 'Only'. When a sentence begins with 'Only by...' (or other 'Only' phrases like 'Only after', 'Only when'), the subject and auxiliary verb in the main clause are inverted (auxiliary verb + subject + main verb). This is used for emphasis.
中文： 以 'Only' 開頭的限制性片語（如 'Only by...', 'Only after...', 'Only when...'）置於句首時，主句需要採用倒裝句型（助動詞/情態助動詞 + 主詞 + 主要動詞），用以加強語氣。
Only by practicing every day can you improve your English.
只有通過每天練習，你才能提高你的英語水平。
EN： The use of 'such' to emphasize a noun. 'Such' is used before a noun (or adjective + noun) to mean 'of this kind' or to add emphasis, meaning 'so much' or 'to such a high degree'.
中文： 使用 'such' 來修飾並強調名詞。'such' 置於名詞（或形容詞 + 名詞）之前，表示「如此的、這類的」，用以加強語氣，表示程度之深。
I have never heard such beautiful music.
我從未聽過如此美妙的音樂。
EN： In modern English, inversion (like 'could we find' instead of 'we could find') is a literary device often used in formal writing, speeches, or storytelling to create a dramatic or poetic effect. While understood in daily conversation, it might sound slightly formal or dramatic if used in casual contexts.
中文： 在現代英語中，倒裝句（例如用 'could we find' 代替 'we could find'）是一種文學修辭手法，常用於正式寫作、演講或故事敘述中，以營造戲劇性或詩意的效果。雖然在日常對話中完全可以被理解，但在非常隨意的場合使用可能會顯得有些正式或誇張。
EN： The negative correlative conjunction 'No sooner... than...' is used to show that one event happens immediately after another. When 'No sooner' is placed at the beginning of a sentence for emphasis, subject-auxiliary inversion occurs (the auxiliary verb 'had' comes before the subject 'we'). The past perfect tense is used in the 'no sooner' clause, and the simple past tense is used in the 'than' clause.
中文： 相關連接詞「No sooner... than...」（一……就……）用於表示一個動作緊接著另一個動作發生。當「No sooner」放於句首以示強調時，句子須採用倒裝句型（助動詞「had」移至主詞「we」之前）。「no sooner」引導的子句使用過去完成式，而「than」引導的子句則使用簡單過去式。
No sooner had he arrived at the station than the train left.
他一到達車站，火車就開走了。
EN： Subject-Auxiliary Inversion is a grammatical structure where the auxiliary verb is placed before the subject. This typically happens in English when a negative or restrictive adverbial (like 'no sooner', 'hardly', 'seldom', 'never') is placed at the very beginning of a sentence for dramatic or emphatic effect.
中文： 主詞-助動詞倒裝（Subject-Auxiliary Inversion）是一種將助動詞置於主詞之前的語法結構。在英文中，當否定或限制性的副詞（如 'no sooner'、'hardly'、'seldom'、'never'）被置於句首以達到戲劇化或強調的效果時，通常會使用這種倒裝結構。
Seldom have I seen such a beautiful sunset.
我極少見過如此美麗的日落。
EN： When 'Not only' is placed at the beginning of a sentence for emphasis, it triggers subject-auxiliary inversion. This means the auxiliary verb (did/does/is/can) comes before the subject, just like in a question format.
中文： 當「Not only」（不僅）放在句首以示強調時，會引起主詞與助動詞倒裝。這意味著助動詞（如 did/does/is/can）要置於主詞之前，結構類似於疑問句。
Not only did he finish the project on time, but he also exceeded the target.
他不僅準時完成了專案，而且還超額達成了目標。
EN： The correlative conjunction 'not only... but also...' is used to connect two related ideas, emphasizing that both are true. The word 'also' can sometimes be omitted or placed in different positions within the second clause.
中文： 相關連接詞「not only... but also...」（不僅……而且……）用於連接兩個相關的觀點，強調兩者皆為事實。第二個子句中的「also」有時可以省略或置於不同的位置。
She is not only a talented musician but also a skilled painter.
她不僅是一位有才華的音樂家，也是一位出色的畫家。
EN： The Present Perfect Tense (have/has + past participle) is used here with 'ever' to ask about life experiences up to the present moment.
中文： 現在完成式（have/has + 過去分詞）在此與 'ever'（曾經）連用，用來詢問截至目前為止的人生經驗。
Have you ever visited Paris?
你曾經去過巴黎嗎？
EN： 'Such a/an + noun' is used for emphasis, meaning 'of this kind' or 'so great/beautiful'. It highlights the degree or quality of the noun.
中文： 「such a/an + 名詞」用於加強語氣，表示「如此的...」或「這般的...」，用以強調該名詞的程度或特質。
It was such a surprise to see him.
見到他真是個大驚喜。
EN： Negative Inversion: When a negative adverb like 'never' is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb are inverted (auxiliary verb comes before the subject).
中文： 否定倒裝句：當「never」（從不）等否定副詞放在句首以示強調時，主詞與助動詞的位置需要倒裝（助動詞移至主詞前方）。
Never have I heard such a beautiful song.
我從未聽過如此動聽的歌曲。
EN： The Present Perfect Tense: Used here with 'never' to describe an experience up to the present moment.
中文： 現在完成式：在此與「never」連用，用來描述直到目前為止的人生經驗。
I have never been to Paris.
我從未去過巴黎。
EN： In English, using negative inversion (starting with 'Never have I...') is a dramatic and formal way to emphasize that an experience is unique or unprecedented. It is often used in literature or passionate speech to express deep awe, such as when describing natural wonders.
中文： 在英語中，使用否定倒裝句（以「Never have I...」開頭）是一種極具戲劇張力且正式的表達方式，用以強調某個經驗是獨一無二、前所未有的。這常用於文學作品或帶有強烈情感的對話中，以表達深深的讚嘆（例如形容大自然美景）。
EN： Negative Inversion with 'Not only': When a negative adverbial phrase like 'Not only' starts a sentence for emphasis, the subject and the auxiliary verb (in this case, 'did') are inverted. The main verb 'pass' remains in its base form.
中文： 使用「Not only」的否定倒裝句：當「Not only」（不僅）等否定副詞片語置於句首以示強調時，主詞與助動詞（在此為 did）需要倒裝，而主要動詞（pass）則保持原形。
Not only did he arrive late, but he also forgot his keys.
他不僅遲到，而且還忘了帶鑰匙。
EN： The Correlative Conjunction 'Not only... but (also)...': This structure is used to connect and emphasize two related pieces of information, usually showing that the second point is even more surprising or important than the first.
中文： 關聯連接詞「Not only... but (also)...」（不僅……而且……）：此結構用於連接並強調兩個相關的訊息，通常用來表示第二個重點比第一個更令人驚訝或更重要。
She is not only intelligent but also very hardworking.
她不僅聰明，而且非常努力。
EN： In English-speaking academic culture, 'top marks' (or 'straight A's' in American contexts) is highly celebrated. Using inversion with 'Not only...' is a common way to express pride and excitement about an achievement in a slightly dramatic, storytelling manner.
中文： 在英語系國家的學術文化中，「top marks」（最高分，在美國常說 straight A's）是非常值得慶祝的事。使用「Not only...」的倒裝句式，是以一種略帶戲劇性、說故事般的方式來表達對成就的自豪與興奮。
EN： Negative Inversion with 'Hardly... when': When a negative or restrictive adverb like 'hardly' is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb are inverted (had + subject + past participle). This structure is used to show that one event happened almost immediately after another.
中文： 使用 'Hardly... when' 的否定倒裝句：當 'hardly'（幾乎不/剛...）等否定或限制性副詞放在句首以示強調時，主詞與助動詞需要倒裝（had + 主詞 + 過去分詞）。此結構用於表示一個動作緊接著另一個動作發生。
Hardly had she closed her eyes when the alarm went off.
她剛閉上眼睛，鬧鐘就響了。
EN： Past Perfect Tense in Time Clauses: The past perfect tense ('had sat down') is used in the main clause to indicate an action that was completed just before another action in the simple past tense ('rang') occurred.
中文： 時間子句中的過去完成式：主句中使用過去完成式（'had sat down'），用以表示在另一個過去簡單式動作（'rang'）發生之前，已經完成的動作。
No sooner had we finished dinner than the guests arrived.
我們剛吃完晚餐，客人就到了。
EN： The 'Hardly... when' structure is more common in written English or formal speech. In everyday casual conversation, native speakers are more likely to say: 'I had just sat down when the phone rang' or 'As soon as I sat down, the phone rang.'
中文： 'Hardly... when' 結構在書面英文或正式演講中較為常見。在日常口語中，母語人士更傾向於使用較簡單的說法，例如：'I had just sat down when the phone rang'（我剛坐下電話就響了）或 'As soon as I sat down, the phone rang'（我一坐下電話就響了）。
EN： Inversion with negative or restrictive adverbs: When a sentence begins with a restrictive phrase like 'Only then', the subject and the auxiliary verb are inverted. The auxiliary verb 'did' is placed before the subject 'I', and the main verb 'realize' remains in its base form.
中文： 否定或限制性副詞的倒裝：當句子以「Only then」（直到那時）等限制性片語開頭時，主詞與助動詞需要倒裝。助動詞「did」被置於主詞「I」之前，而主要動詞「realize」則保持原形。
Only then did she understand the truth.
直到那時，她才明白真相。
EN： Simple Past Tense: Used to describe completed actions in the past. In this inverted structure, the past tense is indicated by the auxiliary verb 'did', while the main verb 'realize' is in the base form.
中文： 簡單過去式：用於描述過去已完成的動作。在此倒裝句型中，過去時間點由助動詞「did」來呈現，因此主要動詞「realize」使用原形。
I realized my mistake after the meeting.
會議結束後，我意識到了自己的錯誤。
EN： Using inversion with 'Only then' is a common literary and rhetorical device in English. It adds emphasis and a sense of drama or sudden realization to the narrative, making it more engaging than the standard word order ('I only realized my mistake then').
中文： 在英文中，使用「Only then」引導的倒裝句是一種常見的文學與修辭手法。它能增強語氣，為敘述增添戲劇張力或「突然醒悟」的感覺，比一般的語序（I only realized my mistake then）更具感染力。
EN： Negative Inversion: When negative or restrictive adverbs (such as 'seldom', 'never', 'hardly', 'rarely') are placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb are inverted (verb-subject order). Since 'have' is the main verb in the simple present tense, the auxiliary verb 'do' is introduced before the subject 'we'.
中文： 否定倒裝句：當否定或限制性副詞（如 'seldom'、'never'、'hardly'、'rarely'）放在句首以示強調時，主詞與助動詞的位置需要倒裝（動詞在前，主詞在後）。由於此處的 'have' 是一般現在時的主要動詞，因此在主詞 'we' 之前引入了助動詞 'do'。
Seldom do they go out for dinner.
他們很少出去吃晚飯。
EN： Using 'like this' as a post-modifier: The phrase 'like this' functions as an adjective phrase following the noun 'weekend' to mean 'similar to this' or 'of this kind'.
中文： 使用 'like this' 作為後置修飾語：片語 'like this' 在名詞 'weekend' 之後充當形容詞片語，意思是「像這樣」或「這種類型的」。
I have never seen a flower like this.
我從未見過像這樣的花。
EN： In modern English, negative inversion is relatively formal and is more commonly used in written texts or dramatic speech. However, in casual conversation, using 'Seldom do we...' instead of 'We seldom have...' adds a touch of emphasis, showing how rare and precious a free weekend is to the speaker.
中文： 在現代英語中，否定倒裝句相對正式，較常出現於書面語或戲劇化的表達中。然而，在日常對話中，使用 'Seldom do we...' 代替一般的 'We seldom have...' 能增添強調語氣，突顯出一個空閒的週末對說話者來說是多麼難得與珍貴。
EN： This sentence uses the inverted structure 'So + adjective + be-verb + subject + that...' for emphasis. When 'so' is placed at the beginning of a sentence for dramatic effect, the subject and the verb are inverted (the verb comes before the subject).
中文： 本句使用了「So + 形容詞 + be動詞 + 主詞 + that...」的倒裝句型以達到強調效果。當「so」被置於句首以營造戲劇性效果時，主詞與動詞的位置需要倒裝（動詞移至主詞前面）。
So beautiful was the music that everyone cried.
那音樂是如此美妙，以致於每個人都哭了。
EN： The 'so... that...' construction is used to express cause and effect. 'So' introduces the cause (being extremely tired), and 'that' introduces the result (sleeping for ten hours).
中文： 「so... that...」（如此……以致於……）結構用於表示因果關係。「so」引導原因（極度疲倦），而「that」引導結果（睡了十個小時）。
He was so busy that he forgot to eat lunch.
他是如此繁忙，以致於忘了吃午餐。
EN： Negative Inversion with 'Little': When the negative or restrictive adverb 'little' is placed at the beginning of a sentence for emphasis, the subject and auxiliary verb are inverted (verb-subject order). Here, the auxiliary verb 'did' is placed before the subject 'they'.
中文： 否定副詞「Little」的倒裝句：當否定或限制性副詞「little」（幾乎不、一點也不）放在句首以示強調時，主詞與助動詞需要進行倒裝。在此句中，助動詞「did」被提至主詞「they」之前。
Little did I know that the party was for me.
我萬萬沒想到那個派對是為我舉辦的。
EN： Past Perfect Tense: The past perfect tense ('had planned') is used to describe an action that was completed before another action in the past ('did they know').
中文： 過去完成式：過去完成式（had + 過去分詞，如「had planned」）用於表示在過去某個動作或時間點（如「did they know」）之前就已經完成的動作。
She had already left when I arrived.
當我到達時，她已經離開了。
EN： The phrase 'Little did they know' is a classic literary device used in storytelling to create suspense or dramatic irony, signaling to the audience that a major twist or secret is about to be revealed.
中文： 「Little did they know」是英文故事敘述中非常經典的修辭手法，用來營造懸念或戲劇性諷刺（dramatic irony），向聽眾或讀者預示即將有重大轉折或秘密被揭曉。
EN： This sentence uses negative inversion. When a negative adverbial phrase like 'Not until...' is placed at the beginning of a sentence for emphasis, the subject and auxiliary verb in the main clause are inverted (i.e., 'did I see' instead of 'I saw').
中文： 本句使用了否定倒裝句型。當「Not until...」（直到……才……）等否定副詞片語置於句首以示強調時，主句的主詞與助動詞需要進行倒裝（即使用「did I see」，而非「I saw」）。
Not until she left did he realize how much he loved her.
直到她離開，他才意識到自己有多麼愛她。
EN： The clause 'how fun it was' is a noun clause functioning as the direct object of the verb 'see' (which here means 'understand' or 'realize'). It uses normal statement word order (subject + verb) rather than question word order.
中文： 子句「how fun it was」是一個名詞子句，作為動詞「see」（在此意為「明白」或「了解」）的直接受詞。此子句須使用陳述句語序（主詞 + 動詞），而非疑問句語序。
I didn't know how expensive the car was.
我以前不知道那輛車有多貴。
EN： This sentence uses inversion triggered by a restrictive adverbial phrase starting with 'Only'. When 'Only + prepositional phrase/adverbial clause' is placed at the beginning of a sentence for emphasis, the subject and the auxiliary verb (or modal verb) in the main clause must be inverted. Here, the modal verb 'can' is placed before the subject 'we'.
中文： 本句使用了由限定副詞片語「Only + 介系詞片語」開頭所引起的倒裝句。當「Only + 介系詞片語/副詞子句」放在句首表示強調時，主句的主詞與助動詞（或情態助動詞）必須倒裝。在此處，情態助動詞「can」被置於主詞「we」之前。
Only by working together can we solve this problem.
唯有透過合作，我們才能解決這個問題。
EN： The gerund 'practicing' acts as the object of the preposition 'by'. The preposition 'by' is used to express the method or means of achieving something.
中文： 動名詞「practicing」作為介系詞「by」的受詞。介系詞「by」在此用於表示達成某事的手段或方法。
You can improve your English by reading more books.
你可以藉由閱讀更多書籍來增進你的英文能力。
重要單字附有 IPA 發音、定義、例句和互動式測驗。
在本文中： 值得紀念的、難忘的
在本文中： 極漂亮的、令人震驚的
在本文中： 重視、珍視
在本文中： 很少、不常
在本文中： 成功
在本文中： 意識到、明白
在本文中： 改進、進步
片語包含類型標示、雙語定義、用法說明和例句。
To disappear or scatter, especially referring to clouds, mist, or obstacles.
（雲霧等）消散、散去
To suddenly become quiet or stop speaking.
安靜下來、變得鴉雀無聲
To reduce speed or become less active and more relaxed.
慢下來、放慢生活節奏