EN： The transitional phrase 'On one hand' is used to introduce the first of two contrasting points or perspectives. It is typically followed by 'on the other hand' to present the opposing side.
中文： 过渡短语「On one hand」（一方面）用于引入两个对比观点或角度中的第一个。通常后面会接「on the other hand」（另一方面）来呈现相反的观点。
On one hand, this job offers a high salary.
一方面，这份工作提供高薪。
EN： The verb 'help' can be followed by an object and a bare infinitive (verb without 'to'). The pattern is 'help + someone + do something'.
中文： 动词「help」（帮助）后面可以接宾语和不带 to 的不定式（原形动词）。其结构为「help + 某人 + 做某事」。
She helped me clean the kitchen.
她帮我打扫了厨房。
EN： The transitional phrase 'On the other hand' is used to introduce a contrasting point or perspective, typically following a statement starting with 'On one hand'.
中文： 过渡短语“On the other hand”（另一方面）用于引出相反或对立的观点，通常与前文的“On one hand”（一方面）搭配使用，以呈现事物的两面性。
On one hand, the job pays well. On the other hand, the hours are very long.
一方面这份工作薪水很高；另一方面，工时却非常长。
EN： The modal verb 'can' is used here to express possibility or potential, indicating that the subject has the capability or tendency to cause a certain result.
中文： 情态助动词“can”在此处用于表示可能性或潜在性，指出主语有能力或倾向会导致某种结果（在此指浪费时间）。
Loud music can damage your hearing over time.
大声的音乐随着时间过去可能会损害你的听力。
EN： In English discussions and essays, presenting balanced arguments is highly valued. Transition phrases like 'On the other hand' are essential tools for critical thinking, showing that the speaker has considered multiple perspectives of an issue.
中文： 在英文討論與寫作中，呈現平衡的論點非常受到重視。像「On the other hand」這樣的過渡片語是批判性思考的重要工具，顯示出說話者已經考量了事情的多個面向，而非流於單一偏見。
EN： The structure 'One advantage of [noun] is [noun/noun phrase]' is used to introduce a single positive aspect of a topic. 'Advantage' acts as the head noun of the subject phrase, and 'of' is a preposition showing association.
中文： “One advantage of [名词] is [名词/名词短语]”的结构用于介绍某个主题的单一积极面（优势）。其中“advantage”作为主语短语的核心名词，“of”为介词，表示关联性。
One advantage of online learning is flexibility.
在线学习的一个优势是灵活性。
EN： Comparative adjectives (like 'faster') are used to describe a change or comparison. In this sentence, 'faster' modifies the noun 'research' to indicate a higher speed compared to traditional methods.
中文： 比较级形容词（如“faster”）用于描述变化或进行比较。在本句中，“faster”修饰名词“research”，以表示与传统方法相比更高的速度。
EN： The noun clause introduced by 'that' functions as a subject complement (predicative clause) after the linking verb 'is'. It explains what the 'drawback' is. 'That' in this structure is a conjunction and does not play a grammatical role within the noun clause itself, but it cannot be omitted when it introduces a subject complement clause in formal writing.
中文： 由“that”引导的名词从句在连系动词“is”后面担任主语补语（表语从句），用来解释“缺点（drawback）”是什么。在这个结构中，“that”是连接词，在从句中不担任任何语法角色，但在正式写作中引导主语补语从句时通常不可省略。
The main problem is that we lack sufficient funding.
主要的问题是我们缺乏足够的资金。
EN： The modal verb 'may' is used to express possibility or likelihood in the present or future. It suggests that while something is not certain, it is a plausible outcome.
中文： 情态助动词“may”用于表示现在或未来的可能性。它表明某事虽然不确定，但却是一个可能发生的结果（意为“可能、也许”）。
We may need to revise our plan later.
我们稍后可能需要修改我们的计划。
EN： The conjunction 'while' is used at the beginning of a subordinate clause to show contrast between two ideas, similar to 'although' or 'whereas'. It helps present two opposing viewpoints within a single sentence.
中文： 从属连接词“while”用于引导从属从句，表示两个想法之间的对比，类似于“although”（虽然）或“whereas”（然而）。它有助于在单一句子中呈现两种相反的观点。
While some people prefer tea, others love coffee.
虽然有些人偏好茶，但其他人则热爱咖啡。
EN： The correlation between 'some' and 'others' is a common structure used to contrast different groups of people or things. 'Some' refers to a portion of a group, while 'others' refers to other members of the same general category.
中文： “some”（有些人）与“others”（其他人）的对照是常用对比不同群体或事物的结构。“some”指群体中的一部分，而“others”则指同一大类中的其他成员。
Some students passed the exam, while others failed.
有些学生通过了考试，而其他人则不及格。
EN： The coordinating conjunction 'yet' is used to connect two contrasting ideas. It functions similarly to 'but' but often carries a stronger sense of surprise or contrast, emphasizing that the second statement is true despite the first.
中文： 对等连接词“yet”用于连接两个对比的观点。其功能与“but”相似，但通常带有更强烈的惊讶或对比意味，强调尽管第一件事属实，第二件事依然成立。
The weather was cold and rainy, yet they decided to go for a walk.
天气寒冷且下着雨，然而他们还是决定去散步。
EN： The modal verb 'can' is used here to express possibility or potential. It indicates that while distraction is not guaranteed, technology has the inherent capability to cause it.
中文： 情态助动词“can”在此处用于表示可能性或潜在性。它指出虽然分心并非必然发生，但科技本身具有导致分心的能力。
EN： The semicolon (;) is used to link two independent clauses that are closely related in thought. It indicates a closer relationship between the clauses than a period would, and it does not require a coordinating conjunction (like 'and' or 'but').
中文： 分号（;）用于连接两个在思想上紧密相关的独立从句。它表示从句之间的关系比句号更为紧密，且不需要使用对等连接词（如 'and' 或 'but'）。
Some people prefer traveling by train; others enjoy driving.
有些人喜欢搭火车旅行；其他人则喜欢开车。
EN： Parallel structure (parallelism) involves using the same pattern of words to show that two or more ideas have the same level of importance. Here, the structure 'The [noun] is [noun]' is repeated ('The benefit is access' and 'The cost is focus') to create balance and contrast.
中文： 平行结构（排比）是指使用相同的单词模式来显示两个或多个想法具有相同的关键重要性。在这里，重复使用 'The [名词] is [名词]' 的结构（'The benefit is access' 与 'The cost is focus'）以创造平衡与对比。
The goal is success; the path is hard work.
目标是成功；路径则是努力。
EN： This sentence reflects a common modern philosophical debate about technology. 'Access' refers to the unlimited information and connection the internet provides, while 'focus' refers to our increasingly fragmented attention spans. It highlights the trade-off inherent in the digital age.
中文： 這句話反映了現代人對科技的哲學反思。「Access」（獲取管道）指的是網路提供的無限資訊與連結，而「focus」（專注力）則是指我們日益碎片化的注意力。它點出了數位時代不可避免的權衡取捨。
EN： The verb 'argue' is followed by a noun clause starting with the conjunction 'that'. This 'that-clause' functions as the direct object of the verb, expressing the opinion or argument being made. In informal English, 'that' can be omitted, but it is often kept in formal or written contexts.
中文： 动词“argue”（主张/认为）后面接由连接词“that”引导的名词从句。这个“that 从句”作为该动词的直接宾语，用来表达所主张或论述的观点。在非正式英语中，“that”常被省略，但在正式或书面语中通常会保留。
Some experts argue that technology improves learning efficiency.
一些专家认为科技能提高学习效率。
EN： The verb 'harm' is a transitive verb meaning to cause hurt or damage to someone or something. It directly takes a noun phrase ('our sleep') as its direct object without needing a preposition.
中文： 动词“harm”（损害/伤害）是一个及物动词，意思是对某人或某事造成伤害或损害。它直接接名词短语（“our sleep”）作为其直接宾语，不需要加介词。
Too much caffeine can harm your health.
摄入过多咖啡因会损害你的健康。
EN： In modern English-speaking societies, the debate over 'screen time' and its impact on sleep hygiene is a very common topic. The blue light emitted by screens is widely discussed in wellness and scientific contexts as a disruptor of sleep patterns.
中文： 在現代英語系國家中，關於「螢幕時間」（screen time）及其對睡眠衛生（sleep hygiene）影響的辯論是非常普遍的話題。螢幕釋放的藍光在健康與科學領域中，經常被討論為干擾睡眠作息的主要因素。
EN： The use of 'that' as a conjunction to introduce a noun clause (or content clause) acting as the direct object of the verb 'believe'. It specifies what is being believed.
中文： 使用连接词“that”来引导一个名词从句（或称为内容从句），作为动词“believe”的直接宾语，用来具体说明相信的内容。
Many experts believe that technology can improve education.
许多专家相信科技能够改善教育。
EN： The subject pronoun 'others' is used to refer to 'other people' in a general sense, often contrasted with 'some' in discussions to present different viewpoints.
中文： 代词“others”用来泛指“其他人”，在讨论中常用来与“some（有些人）”做对比，以呈现不同的观点。
Some prefer reading books, while others like watching movies.
有些人喜欢看书，而其他人则喜欢看电影。
EN： The sentence begins with a past participle clause ('Used wisely'), which is a reduced adverbial clause. It functions as a conditional clause, short for 'If they are used wisely'. This structure is common in formal or written English to make sentences more concise.
中文： 句子开头的过去分词短语「Used wisely」是一个简化的副词从句。它在此处具有条件句的功能，是「If they are used wisely」（如果它们被明智地使用）的缩写。这种结构在正式或书面英语中非常常见，能使句子更加精炼。
Kept in a cool place, the medicine will last for years.
如果保存在阴凉处，这种药物可以保存好几年。
EN： The adverb 'truly' is used before the main verb 'improve' to add emphasis, meaning 'sincerely', 'genuinely', or 'in fact'. It strengthens the assertion of the sentence.
中文： 副词「truly」置于主要动词「improve」之前，用以加强语气，意思是「确实地」、「真正地」或「事实上」，强化了整个句子的论点。
This technology can truly change how we communicate.
这项技术确实能改变我们的沟通方式。
EN： The sentence begins with a past participle clause ('Used poorly'), which is a reduced adverbial clause. It functions as a conditional or concessive modifier, equivalent to 'If they are used poorly'. This structure is common in formal or written English to make sentences more concise.
中文： 句子开头的“Used poorly”是一个过去分词引导的简化副词从句（分词构句）。它在此处表示条件，相当于“If they are used poorly”（如果它们被使用不当）。这种结构在书面或正式英语中非常常见，能使句子更为精炼。
Used wisely, social media can be a powerful tool for learning.
如果使用得当，社交媒体可以成为学习的强大工具。
EN： The phrasal verb 'hold someone back' means to prevent someone from making progress, developing, or succeeding. It is a separable phrasal verb, meaning the pronoun object ('us') must go between the verb and the particle.
中文： 短语动词“hold someone back”意为“阻碍某人的发展、进步或成功”。这是一个可拆分的短语动词，因此代词宾语（如本句中的“us”）必须放在动词与介词/副词之间。
Fear of failure should not hold you back.
对失败的恐惧不应该阻碍你前进。
EN： The phrase 'In the end' is an adverbial prepositional phrase used as a sentence connector. It means 'finally', 'ultimately', or 'after considering everything', and is typically followed by a comma when placed at the beginning of a sentence.
中文： 短语“In the end”是一个作副词修饰语的介词短语，用作句子连接词。意思是“最后”、“归根究底”或“在考虑了所有情况之后”，当放在句首时，通常后面会加上逗号。
In the end, they decided to postpone the meeting.
最后，他们决定推迟会议。
EN： The clause 'how we use them' is a noun clause (specifically a wh-clause) acting as the subject of the main verb 'matters'. Noun clauses function as single nouns and take singular verbs (like 'matters').
中文： 从句“how we use them”是一个名词从句（具体来说是 wh- 从句），在句中担任主要动词“matters”的主语。名词从句的功能相当于单一单词，并搭配单数动词（如“matters”）。
How you handle pressure defines your character.
你如何应对压力决定了你的性格。
EN： The determiner 'every' is used with a singular countable noun ('technology') to refer to all members of a group. Even though it refers to multiple things collectively, it takes a singular verb ('brings').
中文： 限定词「every」（每个）后面必须接单数可数名词（在此为 technology），用来指代某个群体中的所有成员。虽然它在概念上指多个事物，但在语法上视为单数，因此动词须使用单数形式（brings）。
Every student has a unique talent.
每个学生都有独特的才能。
EN： The correlative conjunction 'both... and...' is used to join two parallel grammatical elements (nouns, adjectives, or verbs) and emphasizes that two things are true or present at the same time.
中文： 关联连词「both... and...」（两者都……；既……又……）用于连接两个对等的语法元素（如名词、形容词或动词），用以强调两者同时存在或皆为事实。
The movie was both funny and educational.
这部电影既有趣又具教育意义。
EN： The transitional phrase 'On one hand' is used to introduce the first of two contrasting points, facts, or arguments. It is typically followed by 'On the other hand' to present the opposing side.
中文： 过渡短语“On one hand”（一方面）用于引出两个对比性观点、事实或论点中的第一个。通常随后会使用“On the other hand”（另一方面）来呈现相反的一面。
On one hand, the job pays well.
一方面，这份工作薪水很高。
EN： The verb 'give' is a ditransitive verb, which means it takes two objects: an indirect object (the recipient, 'us') and a direct object (the thing given, 'endless knowledge').
中文： 动词“give”（给予）是一个双宾语动词（ditransitive verb），这意味着它需要两个宾语：间接宾语（接受者“us”）和直接宾语（被给予的事物“endless knowledge”）。
She gave me a book.
她给了我一本书。
EN： The transitional phrase 'On the other hand' is used to introduce a contrasting point or perspective, typically following a statement starting with 'On one hand'.
中文： 过渡短语「On the other hand」（另一方面）用于引入对比的观点或角度，通常在以「On one hand」（一方面）开头的句子之后使用。
On one hand, the city is exciting. On the other hand, it is very expensive.
一方面，这座城市很令人兴奋。另一方面，它的消费非常昂贵。
EN： The verb pattern 'flood someone with something' is used metaphorically to mean overwhelming someone with a large quantity of something, similar to a physical flood.
中文： 动词句型「flood someone with something」（使某人充斥/淹没于某事物）在此处作比喻用法，表示以大量的事物压倒或笼罩某人，类似于物理上的洪水淹没。
Customers flooded the support team with complaints after the system crash.
系统崩溃后，客户的投诉如潮水般涌向客服团队。
EN： In modern digital culture, 'noise' doesn't just refer to physical sound, but also to 'digital noise'—the overwhelming amount of useless information, notifications, and distractions on the internet that prevent deep focus.
中文： 在現代數位文化中，「noise」（雜音/噪音）不僅指物理上的聲音，也常指「數位雜訊」——即網路上鋪天蓋地、阻礙人們深度專注的無用資訊、通知與干擾。
EN： The structure 'One clear advantage of [Noun] is...' is used to introduce a single, prominent benefit of a topic. 'Advantage' is the head noun of the subject phrase, and 'of' is a preposition showing association.
中文： 结构“One clear advantage of [名词] is...”（...的一个明显优势是...）用于引入某个主题的单一且显著的好处。其中“advantage”是主语短语的核心名词，介词“of”则用于表示关联。
One clear advantage of living in the city is the convenient public transportation.
居住在城市的一个明显优势是便利的大众运输。
EN： The possessive determiner 'its' is used to refer to a singular, non-human noun previously mentioned (in this case, 'AI'). It should not be confused with the contraction 'it's' (it is).
中文： 所有格限定词“its”（它的）用于指代前面提到过的单数非人称名词（在此句中指“AI”）。请注意不要与缩写“it's”（它是）混淆。
The company is famous for its innovative products.
这家公司以其创新产品而闻名。
EN： In modern tech discussions, 'reach' refers to the ability to influence or be used by a vast number of people across different regions and demographics. It highlights the global and pervasive nature of artificial intelligence.
中文： 在現代科技討論中，「reach」指的是影響或被不同地區和族群的廣大群眾所使用的能力。它強調了人工智慧在全球範圍內的普及性與無遠弗屆的影響力。
EN： The noun clause starting with 'that' is used as a subject complement (predicative clause) after the linking verb 'is' to explain what the 'drawback' is. The word 'that' in this structure is a conjunction and does not play a grammatical role within the clause itself, but it cannot be omitted in formal writing.
中文： 由 'that' 引导的名词从句在此处用作系动词 'is' 后面的主语补语（表语从句），用来解释「缺点」是什么。在这种结构中，'that' 是一个连接词，在从句中不担任任何语法成分，但在正式写作中通常不可省略。
The main reason is that we need more time.
主要原因是我们需要更多时间。
EN： The modal verb 'may' is used to express possibility or uncertainty about a future or present situation. It is followed by the base form of the verb (in this case, 'replace').
中文： 情态动词 'may' 用于表示对现在或未来情况的可能性或不确定性。其后接动词原形（在此处为 'replace'）。
This new policy may cause some confusion.
这项新政策可能会引起一些混乱。
EN： The conjunction 'while' is used at the beginning of a subordinate clause to introduce a contrast or concession, meaning 'although' or 'whereas'. It sets up a comparison between two different groups or ideas.
中文： 从属连词「while」用于引导从属从句，表示对比或让步，意思是「虽然」或「然而」。它常用于建立两个不同群体或观点之间的对比。
While some students prefer studying alone, others enjoy group work.
虽然有些学生喜欢独自学习，但其他人则喜欢小组合作。
EN： The correlative structure 'some... others...' is used to contrast two different groups within a larger population. 'Some' refers to a portion of the group, while 'others' (short for 'other people') refers to another portion.
中文： 对比结构「some... others...」（有些人……其他人……）用于对比同一个大群体中的两个不同部分。「some」指其中一部分人，而「others」（other people 的省略）则指另一部分人。
Some people like tea, while others prefer coffee.
有些人喜欢茶，而其他人则偏好咖啡。
EN： The coordinating conjunction 'yet' is used to connect two independent clauses, showing a strong contrast or unexpected result. It functions similarly to 'but' but often carries a more literary or emphatic tone.
中文： 对等连接词“yet”用于连接两个独立从句，表示强烈的对比或出乎意料的结果。其功能与“but”相似，但通常带有更具文学色彩或强调的语气。
The weather was cold and rainy, yet they decided to go for a walk.
天气寒冷且下着雨，然而他们还是决定去散步。
EN： The modal verb 'can' is used here to express theoretical possibility, indicating that smartphones have the potential or capability to isolate people under certain circumstances.
中文： 情态助动词“can”在此处用于表示理论上的“可能性”，指出智能手机在某些情况下具有让人们产生孤立感的能力或潜在可能性。
Too much screen time can lead to eye strain.
过多的屏幕时间可能会导致眼睛疲劳。
EN： This sentence reflects a common modern discourse on digital well-being. While technology is designed to foster global connectivity, there is growing societal concern over 'phubbing' (phone snubbing) and how screen addiction can lead to real-world social isolation.
中文： 這句話反映了現代關於數位健康（digital well-being）的常見討論。雖然科技的初衷是促進全球聯結，但社會上對於「低頭族現象」（phubbing）以及螢幕成癮如何導致現實生活中的社交孤立，正表現出越來越多的擔憂。
EN： The semicolon (;) is used to link two independent clauses that are closely related in thought. It indicates a closer relationship between the clauses than a period would, and it does not require a coordinating conjunction (like 'and' or 'but').
中文： 分号（;）用于连接两个在思想上紧密相关的独立从句。它表示从句之间的关系比句号更为紧密，且不需要等位连接词（如 'and' 或 'but'）。
Some people prefer to study in the morning; others find they work better at night.
有些人喜欢在早上学习；其他人则发现自己在晚上工作效率更高。
EN： Parallel structure (parallelism) involves using the same grammatical pattern to show that two or more ideas have the same level of importance. Here, 'The benefit is convenience' and 'the cost is our attention' both follow the pattern: [Noun Phrase] + [Linking Verb] + [Noun Phrase].
中文： 平行结构（排比）涉及使用相同的语法模式，以显示两个或多个想法具有相同的关键重要性。在这里，“The benefit is convenience”和“the cost is our attention”都遵循相同的模式：[名词短语] + [连系动词] + [名词短语]。
The goal is success; the path is hard work.
目标是成功；路径则是努力工作。
EN： This sentence reflects a prominent theme in modern digital well-being discussions: the 'attention economy.' In the tech world, services are often free because the real currency being traded is the user's time and attention.
中文： 這句話反映了現代數位健康討論中的一個重要主題：「注意力經濟」。在科技世界中，服務通常是免費的，因為真正被交易的貨幣其實是使用者的時間與專注力。
EN： The verb 'argue' is followed by a noun clause starting with the conjunction 'that' (which can be omitted in informal speech). This 'that-clause' functions as the direct object of the verb, expressing the opinion or argument being made.
中文： 动词“argue”（主张/认为）后面接由连接词“that”引导的名词从句（在口语中常被省略）。这个“that 从句”作为该动词的直接宾语，用来表达所主张或论述的观点。
Many experts argue that regular exercise improves mental health.
许多专家认为规律运动能改善心理健康。
EN： The phrasal verb 'depend on' means to rely on or be controlled by something. It is followed by a noun or gerund. The adverb 'too much' modifies this verb phrase to indicate excess.
中文： 短语动词“depend on”意为“依赖”或“取决于”，后面接名词或动名词。副词“too much”（太多/过度）修饰此动词短语，用以表示程度过深。
We should not depend on technology for everything.
我们不应该事事都依赖科技。
EN： In modern English discourse, 'screens' is commonly used as a metonymy for digital devices such as smartphones, tablets, computers, and televisions. The debate over 'screen time' and digital well-being is a prominent cultural topic in Western societies.
中文： 在現代英語論述中，「screens」（螢幕）常被用來代指智慧型手機、平板、電腦和電視等數位裝置。關於「螢幕時間」（screen time）與數位身心健康的討論，是西方社會非常熱門的文化議題。
EN： The noun clause starting with 'that' acts as the direct object of the verb 'believe'. The conjunction 'that' is often used to introduce a statement or opinion and can be omitted in informal contexts.
中文： 由“that”引导的名词从句在此作为动词“believe”（相信/认为）的直接宾语。这个连接词“that”常用于引出一个陈述或观点，在非正式语境中常可省略。
Many experts believe that regular exercise improves mental health.
许多专家认为规律运动能改善心理健康。
EN： The verb 'keep' is used here in the structure 'keep + object + prepositional phrase' (keep us in control), which means to maintain someone or something in a specific state or condition.
中文： 动词「keep」在此处用于「keep + 宾语 + 介词短语」（keep us in control）的结构，表示让某人或某事物保持在特定的状态或境地中。
We need to keep the project on schedule.
我们需要让这个项目保持在进度上。
EN： The sentence begins with a past participle clause ('Used with care'), which is a reduced adverbial clause. It functions as a conditional clause ('If it is used with care') where the subject 'technology' and the verb 'to be' are omitted because they match the main clause's subject.
中文： 句子开头的过去分词短语「Used with care」是一个简化的副词从句。它在此处相当于一个条件从句（If it is used with care），因为其逻辑主语与主句的主语「technology」相同，故省略了主语和 be 动词。
Used properly, this tool can last for years.
如果正确使用，这个工具可以使用好几年。
EN： The modal verb 'can' is used here to express theoretical possibility or ability, indicating that technology has the potential to solve major problems under the right conditions.
中文： 情态动词「can」在此处用于表示理论上的可能性或能力，指出在适当的条件下，科技具有解决重大问题的潜力。
EN： The sentence begins with a past participle clause ('Used without thought'), which is a reduced adverbial clause. It functions as a conditional clause ('If it is used without thought'). The subject of the participle 'used' is the same as the subject of the main clause ('it').
中文： 句子开头的过去分词短语“Used without thought”是一个简化的副词从句，在此表示条件（相当于“If it is used without thought”）。分词“used”的逻辑主语与主要从句的主语“it”一致。
Left alone, the dog will bark.
如果单独留在家，这只狗就会吠叫。
EN： The word 'ones' is a plural substitute pronoun used to avoid repeating the plural noun 'problems' mentioned in the broader context.
中文： 代词“ones”是复数替代代词，用来代替前文提过的复数名词（在此指“problems”问题），以避免重复。
If you don't like these shoes, I can show you some new ones.
如果你不喜欢这双鞋，我可以拿些新鞋给你看看。
EN： The phrasal verb 'lie in' means to exist or be found in something. It is often used to describe the source or essence of abstract concepts like truth, beauty, or wisdom.
中文： 短语动词“lie in”意为“在于”或“存在于”某事物中。常用于描述抽象概念（如真理、美或智慧）的源头或本质。
The secret of success lies in hard work and dedication.
成功的秘诀在于努力与奉献。
EN： The noun clause introduced by 'how' (how we choose to use it) acts as the object of the preposition 'in'. It represents the manner or way in which an action is performed.
中文： 由“how”引导的名词从句（how we choose to use it）在此作为介词“in”的宾语，表示进行某动作的方式或方法。
Happiness depends on how you look at things.
幸福取决于你如何看待事情。
EN： This sentence uses a closed alternative question structure with 'or' ('A or B'). In English, when asking a question with the verb 'to be', the verb is inverted with the subject (e.g., 'Is technology...').
中文： 本句使用了由“or”（或者）连接的封闭式选择疑问句结构（“A 还是 B”）。在英文中，当使用 be 动词进行提问时，be 动词需要与主语进行倒装（例如：“Is technology...”）。
Is the water hot or cold?
这水是热的还是冷的？
EN： The name 'Emma' is a vocative noun, which is used to address a person directly. In writing, a vocative noun at the end of a sentence is separated from the rest of the sentence by a comma.
中文： 名字“艾玛”是一个呼格名词，用于直接称呼某人。在书写时，位于句尾的呼格名词与句子其他部分之间必须用逗号隔开。
Are you ready, John?
你准备好了吗，约翰？
EN： In English-speaking cultures, starting a question or discussion by directly addressing someone by their first name (like 'Emma') is very common and friendly. It helps to engage the listener directly in a casual conversation.
中文： 在英語系國家中，在提出問題或開始討論時直接稱呼對方的名字（如「艾瑪」）是非常普遍且友善的社交方式。這有助於在非正式對話中直接吸引聽者的注意力。
EN： The correlative coordinators 'On one hand... on the other (hand)...' are used to present two contrasting points of view, advantages and disadvantages, or facts. The word 'hand' is often omitted in the second part of the phrase ('on the other') in casual or concise writing.
中文： 相关连词「On one hand... on the other (hand)...」（一方面……另一方面……）用于呈现两个对比的观点、优缺点或事实。在口语或简洁的写作中，后半部分的「hand」常被省略（简化为 on the other）。
On one hand, the job pays well; on the other, the hours are very long.
一方面这份工作薪水很高；另一方面，工作时间非常长。
EN： Semicolons (;) are used to link two independent clauses that are closely related in thought. In this sentence, it connects two contrasting but parallel statements without using a coordinating conjunction like 'but'.
中文： 分号（;）用于连接两个在思想上紧密相关的独立从句。在本句中，它在没有使用「but」等并列连词的情况下，将两个对比但结构平行的陈述连接起来。
Some people prefer tea; others prefer coffee.
有些人偏好茶；其他人则偏好咖啡。
EN： The idiom 'on the one hand... on the other hand' comes from the physical action of holding up one's hands to weigh two different options or arguments visually. It is a cornerstone of English rhetorical style, emphasizing balance, critical thinking, and objective analysis.
中文： 成語「on the one hand... on the other hand」源自於舉起雙手在視覺上衡量兩種不同選擇或論點的物理動作。它是英語修辭風格的基石，強調平衡、批判性思考和客觀分析。
EN： The structure 'One advantage is that...' uses a noun clause (that-clause) acting as a subject complement. The conjunction 'that' introduces a complete sentence that explains what the advantage is.
中文： 「One advantage is that...」结构使用 that 引导的名词从句作为主语补语。连接词「that」引导一个完整的句子，用来解释该优点的具体内容。
One advantage of living in the city is that public transportation is very convenient.
住在城市的一个优点是公共交通非常便利。
EN： The word 'faster' is the comparative form of the adverb 'fast', used here to modify the verb 'learn', indicating a higher speed of acquiring knowledge.
中文： 单词「faster」是副词「fast」的比较级，在此处用来修饰动词「learn」，表示获取知识的速度更快。
EN： The structure 'The [noun] is that...' uses a noun clause (that-clause) acting as a subject complement to explain or define the noun (such as drawback, advantage, problem, truth). The word 'that' is a subordinating conjunction and has no concrete meaning here, but it introduces a complete sentence.
中文： “The [名词] is that...”结构使用名词从句（that 从句）作为主语补语，用来解释或定义该名词（例如 drawback 缺点、advantage 优点、problem 问题、truth 真相）。这里的“that”是从属连接词，本身无实意，用来引导一个完整的句子。
One advantage of this method is that it saves time.
这个方法的一个优点是它能节省时间。
EN： The modal verb 'may' is used to express possibility or probability in the present or future. It is followed by the base form of the verb (lose).
中文： 情态助动词“may”用于表示现在或未来的可能性或概率。其后必须接动词原形（lose）。
We may need to change our plans if it rains.
如果下雨的话，我们可能需要改变计划。
EN： The conjunction 'while' is used at the beginning of a subordinate clause to introduce a contrast or concession, meaning 'although' or 'whereas'. It sets up a comparison between two different groups or ideas.
中文： 从属连接词“while”用于引导从属从句，表示对比或让步，意思是“虽然”或“然而”。它用来建立两个不同群体或观点之间的对比。
While some people prefer tea, others love coffee.
虽然有些人偏好茶，但其他人则热爱咖啡。
EN： The correlative structure 'some..., others...' is used to divide a general group into two distinct categories, contrasting their behaviors, beliefs, or actions.
中文： 相关结构“some..., others...”（有些人……，其他人……）用于将一个群体分为两个不同的类别，以对比他们的行为、信念或行动。
Some agree with the new policy, while others strongly oppose it.
有些人同意这项新政策，而其他人则强烈反对。
EN： The debate over AI (Artificial Intelligence) is a prominent global topic. This sentence reflects the common societal split between technological optimism (trusting AI to solve problems) and technological pessimism (fearing job loss or loss of human control).
中文： 關於人工智慧（AI）的爭論是全球矚目的焦點。這句話反映了社會上常見的分歧：科技樂觀主義（信任 AI 能解決問題）與科技悲觀主義（擔憂失業或失去人類控制權）之間的對立。
EN： This sentence uses a parallel structure with two independent clauses separated by a semicolon. Semicolons are used to connect two closely related independent clauses without using a coordinating conjunction (like 'and' or 'but').
中文： 此句子采用平行结构，由分号隔开两个独立从句。分号用于连接两个关系紧密的独立从句，而不需要使用对等连接词（如 'and' 或 'but'）。
The design is elegant; the interface is simple.
设计很优雅；界面很简单。
EN： The sentence structure follows 'The [Noun] is [Noun]', where 'is' acts as a linking verb (copula) connecting the subject to a subject complement that defines or describes it.
中文： 句子结构遵循“The [名词] is [名词]”，其中“is”作为连系动词（系词），将主语与用来定义或描述它的主语补语连接起来。
The goal is success; the key is preparation.
目标是成功；关键是准备。
EN： The noun clause (or object clause) functions as the direct object of the verb 'argue'. In this sentence, the conjunction 'that' is omitted (Some argue [that] screens harm our health), which is very common in informal and semi-formal English.
中文： 名词从句（或宾语从句）在此处作为动词「argue」的直接宾语。在本句中，连接词「that」被省略了（Some argue [that] screens harm our health），这在非正式和半正式的英文中非常常见。
Others believe balance solves the problem.
其他人相信平衡能解决这个问题。
EN： The word 'some' is used as an indefinite pronoun meaning 'some people'. It acts as the plural subject of the sentence, followed by the plural verb 'argue'.
中文： 「some」在此处用作不定代词，意思是「有些人」。它作为句子的复数主语，后面接复数动词「argue」。
Some prefer tea, while others like coffee.
有些人偏好茶，而其他人则喜欢咖啡。
EN： In modern English discourse, the debate over 'screen time' (the amount of time spent looking at devices) is highly prevalent. Using 'Some argue...' is a standard, polite way to introduce one side of a controversial topic without presenting it as an absolute, undisputed fact.
中文： 在現代英語討論中，關於「螢幕時間」（看電子設備的時間）的爭論非常普遍。使用「Some argue...」（有些人主張……）是一種標準且禮貌的方式，用來引入爭議性話題的一方觀點，而不會將其直接呈現為絕對、無可爭議的事實。
EN： The verb 'believe' is followed by a noun clause (that-clause) acting as its direct object. The conjunction 'that' is often omitted in informal or spoken English, leaving the subject and verb of the subordinate clause ('balance solves...') directly after the main verb.
中文： 动词「believe」（相信/认为）后面接一个名词从句（that 从句）作为其直接宾语。在口语或非正式英语中，连接词「that」经常会被省略，使得从句的主语和动词（balance solves...）直接紧跟在主要动词后面。
Many experts believe technology improves our lives.
许多专家认为科技改善了我们的生活。
EN： The subject 'balance' is an uncountable noun representing an abstract concept, so the verb 'solves' takes the third-person singular '-s' ending in the simple present tense.
中文： 主语「balance」（平衡）是一个代表抽象概念的不可数名词，因此在一般现在时中，动词「solves」必须使用第三人称单数的词尾「-s」。
Patience solves many conflicts.
耐心能解决许多冲突。
EN： The sentence begins with a past participle clause ('Used wisely'), which is a type of adverbial participle clause. It functions as a shortened version of a conditional clause ('If they are used wisely'). The subject of the participle clause is the same as the subject of the main clause ('tools').
中文： 句子开头的“Used wisely”是一个过去分词引导的副词从句（分词构句）。它是条件从句（If they are used wisely）的简化形式。分词从句的逻辑主语与主要从句的主语（tools）一致。
Stored properly, these ingredients will last for months.
如果储存得当，这些原料可以保存数月。
EN： The verb 'make' is used here as a causative-like verb in a complex transitive structure: 'make + object (life) + object complement (better)'. It means to cause something to be in a particular state.
中文： 动词“make”在此处用于复合及物结构：“make + 宾语 (life) + 宾语补语 (better)”，表示使某事物处于某种特定状态。
Regular exercise makes your body stronger.
规律运动能让你的身体更强壮。
EN： The phrase 'in the end' is an idiomatic prepositional phrase used as an adverbial modifier. It means 'finally,' 'ultimately,' or 'after considering everything.' It is often placed at the beginning of a sentence for emphasis, followed by a comma.
中文： 短语“in the end”是一个用作副词修饰语的惯用介词短语。它的意思是“最后”、“归根究底”或“在考虑了一切之后”。它通常放在句首以示强调，后面接逗号。
In the end, they decided to postpone the meeting.
最后，他们决定推迟会议。
EN： The verb 'matter' is an intransitive verb meaning 'to be important' or 'to have significance.' In this sentence, it is modified by the superlative adverb 'most' (meaning 'to the greatest degree'), which functions as an adverbial modifier.
中文： 动词“matter”是一个不及物动词，意思是“重要”或“具有重要性”。在本句中，它被最高级副词“most”（意为“最大程度上”）修饰，该副词在此作副词修饰语。
What you do matters more than what you say.
你做什么比你说什么更重要。
EN： The phrase 'In the end, our choices matter most' reflects a strong cultural emphasis in English-speaking societies on individual agency and personal responsibility. It suggests that regardless of external circumstances or technology, human decisions are the ultimate deciding factor in outcomes.
中文： 「In the end, our choices matter most」這句話反映了英語系國家文化中對個人自主權和個人責任的高度重視。它表明，無論外部環境或科技如何發展，人類的決定才是決定最終結果的關鍵因素。
重要单词附有 IPA 发音、定义、例句和互动式测验。
在本文中： 有利条件、优点、好处
在本文中： 缺点、不利条件
在本文中： 分散（注意力）、使分心
在本文中： 好处、益处
在本文中： 平衡、均衡
在本文中： 聪明地、明智地
在本文中： 使孤立、使隔绝
在本文中： 方便、便利
在本文中： 依赖、依靠
在本文中： 智慧、明智
片语包含类型标示、双语定义、用法说明和例句。
Used to introduce two opposing parts of an argument or situation.
一方面……，另一方面……
To prevent someone or something from making progress or developing.
阻碍、妨碍（某人或某事）发展
Finally, after a period of time or thought; ultimately.
最后、最终、到头来