EN： The First Conditional is used to talk about real and possible future situations. The structure consists of an 'if' clause in the Present Simple tense, and a main clause in the Future Simple tense (will + base verb).
中文： 第一类条件句（First Conditional）用于描述在未来极有可能发生的真实情况。其结构为：if 引导的条件从句使用一般现在时（Present Simple），而主句则使用一般将来时（will + 动词原形）。
If it rains tomorrow, we will cancel the picnic.
如果明天下雨，我们将会取消野餐。
EN： The verb 'help' can be followed directly by a noun or pronoun as its direct object to indicate assisting someone or something.
中文： 动词「help」（帮助）后面可以直接接名词或代词作为直接宾语，表示协助某人或某事物。
She wants to help the environment.
她想要帮助环境。
EN： In modern English-speaking societies, environmental awareness is highly emphasized. Terms like 'saving energy' and 'helping the planet' are commonly used in schools, media, and daily conversations to promote sustainable living.
中文： 在現代英語系國家中，環保意識備受重視。「saving energy」（節約能源）和「helping the planet」（幫助地球）等表達方式經常出現在學校教育、媒體和日常對話中，用以推廣永續生活方式。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or impossible situations in the present or future. The structure is: 'If + subject + past simple verb, subject + would + base verb'. Here, 'had' is the past simple form (expressing a hypothetical condition), and 'would clean' is the hypothetical result.
中文： 第二类条件句（Second Conditional）用于表示与现在或未来事实相反的假设、想象或极不可能发生的情况。其结构为：「If + 主语 + 过去式动词, 主语 + would + 原形动词」。在此句中，「had」为过去式动词（表示假设条件），而「would clean」则为假设的结果。
If I won the lottery, I would buy a big house.
如果我中彩票，我就会买一栋大房子。
EN： The modal verb 'would' is used here to express the consequence of an imagined situation. It indicates what would happen if the condition in the 'if' clause were true.
中文： 助动词「would」在此处用于表示想象情况下所产生的结果。它指出如果「if」引导的条件句成立，将会发生什么事。
If she had more time, she would learn to play the piano.
如果她有更多时间，她就会去学弹钢琴。
EN： This sentence uses the First Conditional structure (If + present simple, will + base verb). It is used to talk about things that are real or possible in the future if a specific condition is met.
中文： 此句使用「第一条件句」（First Conditional）结构（If + 现在简单式，will + 动词原形）。它用于描述在特定条件达成下，未来很有可能发生的真实情况。
If you study hard, you will pass the exam.
如果你努力学习，你就会通过考试。
EN： The word 'these' is a demonstrative pronoun used here as a determiner to point to specific plural things nearby or recently mentioned.
中文： 「these」是一个指示代词，在此处作为限定词使用，用来指代距离较近或刚才提到过的复数事物（这两个）。
These books are very interesting.
这些书非常有趣。
EN： This sentence uses the Second Conditional (If + past simple, would + base verb) to talk about an imaginary, hypothetical, or unlikely situation in the present or future. It expresses a condition that is contrary to current reality.
中文： 此句使用「第二类型条件句」（If + 过去简单式，would + 原形动词）来描述在现在或未来想象、假设或不太可能发生的情况。它表达了一个与目前事实相反的假设。
If I had a robot, it would clean my room.
如果我有一台机器人，它就会帮我打扫房间。
EN： The word 'less' is used as a determiner to modify uncountable nouns (like 'waste') to indicate a smaller amount of something.
中文： 「less」在此处作为限定词，用来修饰不可数名词（如「waste」），表示较少数量的某物。
If we use less plastic, we can protect the oceans.
如果我们减少塑料的使用，我们就能保护海洋。
EN： Environmental awareness and recycling are key global topics. In many English-speaking countries, waste management is highly structured, and discussing individual responsibility towards the environment (using conditional sentences to reflect on habits) is a common topic in schools and public discourse.
中文： 環保意識與垃圾回收是全球關注的核心議題。在許多英語系國家，垃圾分類與管理非常系統化，在學校和公共討論中，經常會使用條件句來反思個人對環境的責任與習慣。
EN： This sentence uses the First Conditional structure (If + present simple, will + base verb). It is used to talk about real and possible future situations and their likely results.
中文： 此句使用「第一条件句」（If + 现在简单式，will + 原形动词）的结构。用来描述在未来极有可能发生、且真实的情况及其可能产生的结果。
If it rains tomorrow, the game will be canceled.
如果明天下雨，比赛将会取消。
EN： The verb 'die' is commonly used in informal English to describe a battery losing all its power or a machine completely stopping its function.
中文： 动词「die」在英语日常口语中，常用来形容电池「没电」或机器「完全停止运作」的状态。
My phone died because I forgot to charge it.
我的手机没电了，因为我忘记充电。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or highly unlikely situations in the present or future. The structure is: If + subject + past simple (using 'were' for all subjects), subject + would + base verb.
中文： 第二类条件句（与现在事实相反的假设）用于描述在现在或未来不可能发生或纯属想象的情况。其结构为：If + 主语 + 过去式动词（不论主语人称，Be 动词一律用 were），主语 + would + 原形动词。
If I were rich, I would travel around the world.
如果我有钱，我就会环游世界。
EN： In formal English and conditional structures, 'were' is used instead of 'was' for all subjects (I, he, she, it) in the 'if' clause to express subjunctive mood (unreal situations).
中文： 在正式英语与条件句结构中，if 引导的从句若表示虚拟语气（非真实情况），不论主语是第几人称（如 I, he, she, it），Be 动词一律使用 'were' 而非 'was'。
If he were here, he would know what to do.
如果他在这里，他就会知道该怎么做。
EN： First Conditional: Used to talk about things which might happen in the future. The structure is 'If + present simple, will + infinitive'.
中文： 第一类条件句（First Conditional）：用于描述未来可能发生的真实情况。其结构为「If + 现在简单式，will + 原形动词」。
If it rains tomorrow, we will cancel the picnic.
如果明天下雨，我们将会取消野餐。
EN： The verb 'improve' can be used as an intransitive verb meaning to become better, without needing a direct object.
中文： 动词「improve」在此作为不及物动词使用，表示「改善、变好」，其后不需要接直接宾语。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or highly unlikely situations in the present or future. The structure is: 'If + subject + past simple verb, subject + would + base verb'. Note that 'were' is used instead of 'was' for all subjects in formal English.
中文： 第二类条件句（Second Conditional）用于描述在现在或未来不太可能发生、虚拟或想象的情境。其结构为：「If + 主语 + 过去式动词，主语 + would + 原形动词」。在正式英语中，不论主语是单数或复数，be 动词通常一律使用 'were'。
If I had a million dollars, I would buy a house.
如果我有一百万美元，我就会买一栋房子。
EN： Comparative adjectives are used to compare differences between the two objects they modify. For short adjectives (one syllable), we usually add '-er' to the end of the adjective to form the comparative (e.g., 'clean' becomes 'cleaner').
中文： 比较级形容词（Comparative Adjectives）用于比较两个事物之间的差异。对于单音节的短形容词，我们通常在形容词词尾加上「-er」来形成比较级（例如：「clean」变成「cleaner」）。
This room is cleaner than that one.
这个房间比那个干净。
EN： This sentence reflects modern global discussions about environmental sustainability and green technology. In many English-speaking countries, the transition to electric vehicles (EVs) is a prominent topic in urban planning and climate change debates.
中文： 這句話反映了現代關於環境永續發展和綠色科技的全球性討論。在許多英語系國家，向電動車（EV）轉型是都市規劃和氣候變遷辯論中的重要議題。
EN： The First Conditional is used to talk about things which might happen in the future. It describes a possible condition and its probable result. The structure is: 'If + Simple Present, will + base verb'.
中文： 第一类条件句（First Conditional）用于描述未来可能发生的情况及其可能产生的结果。其结构为：「If + 现在简单式，will + 动词原形」。
If it rains tomorrow, we will cancel the picnic.
如果明天下雨，我们就会取消野餐。
EN： The comma is used to separate the conditional clause (if-clause) from the main clause when the conditional clause comes first. If the main clause comes first, no comma is needed.
中文： 当条件从句（if 从句）放在句首时，必须使用逗号与主句隔开。若主句放在前面，则不需要逗号。
The device will stop if the battery dies.
如果电池没电，设备就会停止运作。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or unlikely situations in the present or future. The structure is: 'If + subject + past simple verb, subject + would + base verb'.
中文： 第二条件句（与现在事实相反的假设）用于描述在现在或未来不太可能发生、虚拟或想象的情境。其结构为：「If + 主语 + 过去式动词，主语 + would + 原形动词」。
If I had a robot, it would clean my room.
如果我有一台机器人，它就会帮我打扫房间。
EN： The noun 'data' can be used as either an uncountable noun (taking a singular verb) or a plural noun in formal contexts. In everyday English, it is most commonly treated as uncountable, meaning we use 'more data' rather than 'more datas'.
中文： 名词「data」（数据/资料）在现代英语中通常被视为不可数名词，因此表示「更多数据」时使用「more data」，不可加复数词尾 -s。
EN： First Conditional: Used to talk about things which might happen in the future. The structure is 'If + present simple, will + infinitive'.
中文： 第一类条件句（First Conditional）：用于描述未来可能发生的真实情况。其结构为「If + 现在简单式，will + 原形动词」。
If you study hard, you will pass the exam.
如果你努力学习，你就会通过考试。
EN： Indefinite Pronoun 'Everyone': Refers to all people in a group. It is grammatically singular and takes a singular verb, though in this sentence it is followed by the modal verb 'will'.
中文： 不定代词「Everyone」（每个人）：指群体中的所有人。在语法上视为单数，须搭配单数动词。在此句中其后接助动词「will」，故直接接原形动词。
Everyone wants to be happy.
每个人都想要快乐。
EN： Second Conditional (Hypothetical Situation): Used to talk about imaginary, unlikely, or impossible situations in the present or future. The structure is 'If + past simple, would + base verb'.
中文： 与现在事实相反的假设（第二类条件句）：用于描述在现在或未来不太可能发生、虚拟或不可能实现的情况。结构为「If + 过去简单式动词，would + 原形动词」。
If I had a robot, it would clean my room.
如果我有一台机器人，它就会帮我打扫房间。
EN： The use of 'more' as a pronoun: In this sentence, 'more' acts as a pronoun meaning 'more things' or 'more creative work', eliminating the need to repeat a noun.
中文： 「more」作为代词的用法：在此句子中，「more」作为代词，意思是「更多事物」或「更多创造性的工作」，从而避免重复名词。
If we had more time, we could achieve more.
如果我们有更多时间，我们就能成就更多。
EN： This sentence reflects modern discussions about automation and artificial intelligence (AI). In Western tech discourse, there is a popular optimistic view that automating repetitive or 'boring' tasks will free humans to focus on creative, artistic, and higher-level intellectual pursuits.
中文： 這句話反映了現代關於自動化與人工智慧（AI）的討論。在西方的科技論述中，存在一種普遍的樂觀觀點，即重複性或「無聊」的工作自動化後，將能解放人類，讓人類專注於創造性、藝術性以及更高層次的智力追求。
EN： The verb 'imagine' can be followed by a noun clause (also known as an indirect question) starting with a question word like 'how'. In these clauses, the word order is subject + verb (science + could solve), not the auxiliary-first order used in direct questions.
中文： 动词「imagine」（想象）后面可以接由疑问词（如「how」）引导的名词从句（也称为间接疑问句）。在此类从句中，语序为「主语 + 动词」（science + could solve），而非直接疑问句中所使用的「助动词在前」语序。
She explained how the machine works.
她解释了这台机器是如何运作的。
EN： The modal verb 'could' is used here to express possibility or hypothetical ability in a general sense, reflecting the imaginative and speculative tone of the sentence.
中文： 情态动词「could」在此处用于表达一般意义上的可能性或假设能力，反映出句子中想象与推测的语气。
I wonder how we could improve our system.
我想知道我们该如何改进我们的系统。
EN： Second Conditional (Hypothetical Situation): Used to talk about imaginary, unlikely, or impossible situations in the present or future. The structure is 'If + Subject + Past Simple, Subject + would + base verb'.
中文： 第二条件句（假设语气）：用于描述在现在或未来想象中、不太可能发生或不可能发生的情况。结构为「If + 主语 + 过去简单动词，主语 + would + 原形动词」。
If I had a million dollars, I would travel around the world.
如果我有一百万美元，我就会环游世界。
EN： Comparative Modifier 'much': The word 'much' can be placed before comparative adjectives (like 'cleaner') to emphasize a large difference.
中文： 比较级修饰语「much」：单词「much」可以放在比较级形容词（如 cleaner）之前，用以强调程度上的巨大差异（意为「得多」）。
This smartphone is much cheaper than that one.
这款智能手机比那一款便宜得多。
EN： In modern environmental discourse, 'clean energy' (such as solar and wind power) is a highly discussed topic. Using the second conditional here reflects a common rhetorical strategy in English to gently urge action by painting a picture of an ideal, yet currently unrealized, green future.
中文： 在現代環保論述中，「乾淨能源」（如太陽能和風力發電）是一個高度討論的話題。在此處使用第二條件句（假設語氣），反映了英語中一種常見的修辭策略：藉由描繪一個理想但目前尚未實現的綠色未來，來溫和地呼籲人們採取行動。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or highly unlikely situations in the present or future. The structure is: 'If + subject + past simple verb, subject + would + base verb'. Here, 'had' and 'would drop' show that this is an imaginary scenario.
中文： 第二条件句（Second Conditional）用于描述在现在或未来不太可能发生、虚拟或想象的情境。其结构为：「If + 主语 + 过去简单式动词，主语 + would + 原形动词」。在此句中，「had」与「would drop」表示这是一个假设性的想象情境。
If I had a robot, it would clean my room.
如果我有一台机器人，它就会帮我打扫房间。
EN： The word 'every' is a determiner used before a singular countable noun ('home') to refer to all members of a group. Even though it refers to multiple homes, it grammatically takes a singular verb form (or in this past tense case, agrees with singular conceptual agreement).
中文： 限定词「every」（每个）用于单数可数名词（如「home」）之前，用来指代群体中的所有成员。虽然它指的是多个家庭，但在语法上必须接单数名词，并搭配单数动词（在此句中为过去式 had，故看不出单复数变化，但概念上为单数）。
Every student in the class has a tablet.
班上的每个学生都有一台平板电脑。
EN： Zero Conditional (Present Real Conditional): Used to talk about general truths, scientific facts, or habits. The structure is 'When/If + present simple, present simple'.
中文： 零类条件句（现在真实条件句）：用于描述普遍真理、科学事实或习惯。结构为「When/If + 现在简单式，现在简单式」。
When you heat ice, it melts.
当你加热冰块时，它会融化。
EN： Parallel Structure with Coordinating Conjunctions: When connecting two verbs with 'and', they should be in the same form (here, both 'save' and 'reduce' are base form verbs sharing the subject 'we').
中文： 并列连词的平行结构：当使用「and」连接两个动词时，它们必须使用相同的形式（在此处，「save」与「reduce」皆为原形动词，并共享主语「we」）。
She exercises daily to stay healthy and reduce stress.
她每天运动以保持健康并减轻压力。
EN： In many English-speaking countries, recycling is a highly structured civic duty, often categorized by local councils into specific bins (e.g., paper, plastic, compost, landfill). Discussing environmental responsibility using 'we' emphasizes collective social effort.
中文： 在許多英語系國家，垃圾回收是一項高度結構化的公民義務，通常由地方政府細分為特定的垃圾桶（例如：紙類、塑膠、廚餘、一般垃圾）。使用「we」（我們）來討論環境責任，強調了集體的社會努力。
EN： This sentence uses the Second Conditional to talk about hypothetical, imaginary, or unlikely situations in the present or future. The structure is: 'If + subject + past simple verb, subject + would + base verb'. Although the past tense is used in the 'if' clause, it refers to an imaginary present, not the past.
中文： 本句使用「第二类型条件句」（Second Conditional）来表达在现在或未来想象、假设或极不可能发生的情况。其结构为：「If + 主语 + 过去简单动词，主语 + would + 原形动词」。虽然在 if 从句中使用了过去式动词，但它指的是想象中的现在，而非过去的时间。
If I had more time, I would learn how to play the piano.
如果我有更多时间，我就会去学弹钢琴。
EN： The phrase 'of one's own' is used after a noun to emphasize that something belongs to a specific person and is not shared or borrowed. It adds emphasis to the ownership.
中文： 短语「of one's own」接在名词后面，用来强调某物专属于特定的人，而非与他人共用或借来的。这能加强对所有权的语气。
She wants to open a bakery of her own.
她想要开一家属于她自己的面包店。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or highly unlikely situations in the present or future. The structure is: 'If + subject + past simple verb, subject + would + base verb'.
中文： 第二类型条件句（Second Conditional）用于描述在现在或未来不太可能发生、虚拟或想象的情境。其结构为：「If + 主语 + 过去简单式动词，主语 + would + 原形动词」。
If I had a million dollars, I would travel around the world.
如果我有一百万美元，我就会环游世界。
EN： 'Fewer' is the comparative form of 'few'. It is used with plural countable nouns (like 'people') to indicate a smaller number, whereas 'less' is used with uncountable nouns.
中文： 「Fewer」是「few」的比较级，与复数可数名词（如「people」）连用，表示较少的人或物；而「less」则用于不可数名词。
EN： The debate over automation and robots taking over human jobs is a prominent topic in modern technology ethics. This sentence reflects a positive perspective on automation, focusing on safety and the reduction of workplace injuries in hazardous environments.
中文： 關於自動化與機器人取代人類工作的辯論是現代科技倫理中的重要議題。本句反映了對自動化科技的積極看法，著重於在危險工作環境中提升安全性和減少職業傷害。
EN： Zero Conditional with 'When': Used to talk about general truths, scientific facts, or things that always happen under certain conditions. The structure is 'When/If + Present Simple, Present Simple'.
中文： 使用 'When' 的零类条件句（Zero Conditional）：用于描述普遍真理、科学事实或在特定条件下必然发生的事情。其结构为「When/If + 现在简单式，现在简单式」。
When you freeze water, it becomes ice.
当你冷冻水时，它会变成冰。
EN： Passive Voice in the Present Simple: Formed with 'am/is/are + past participle'. It is used when the focus is on the action or the receiver of the action, rather than the doer.
中文： 现在简单式的被动语态：由「am/is/are + 过去分词」构成。当焦点在于动作本身或动作的接受者，而非执行者时使用。
The mail is delivered every morning.
信件每天早上被投递。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or highly unlikely situations in the present or future. The structure is: 'If + subject + past simple verb, subject + would + base verb'. Here, 'shared' and 'would move' indicate a hypothetical scenario.
中文： 第二类条件句（与现在事实相反的假设）用于描述在现在或未来不太可能发生、或纯属想象的假设情况。其结构为：「If + 主语 + 过去式动词，主语 + would + 原形动词」。在本句中，'shared' 和 'would move' 表示这是一个假设的情境。
If we had more funding, we would complete the project sooner.
如果我们有更多资金，我们就能更快完成这个项目。
EN： Adverbs of manner (like 'freely') describe how an action is performed. They are often formed by adding '-ly' to an adjective and typically follow the verb or the object they modify.
中文： 方式副词（如 'freely'，意为自由地、无保留地）用来修饰动词，说明动作进行的方式。通常是由形容词词尾加上 '-ly' 构成，并置于所修饰的动词或宾语之后。
She speaks her mind freely during the meetings.
她在会议中总是畅所欲言。
EN： This sentence reflects the modern global movement towards 'Open Science' and open-access research. Historically, scientific discoveries were often kept secret or locked behind expensive paywalls. Today, there is a strong cultural push in the academic and tech communities to share data freely to solve global challenges like climate change and pandemics more rapidly.
中文： 這句話反映了現代全球倡導的「開放科學」（Open Science）與學術資源共享運動。在過去，科學發現往往被視為機密，或被鎖在昂貴的付費牆後。如今，學術界與科技界強烈呼籲自由分享數據，以便更快速地解決氣候變遷和流行病等全球性挑戰。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or impossible situations in the present or future. The structure is 'If + subject + past simple, subject + would + base verb'. Note that 'were' is used for all subjects (including 'I', 'he', 'she', 'it') in formal English.
中文： 与现在事实相反的假设（第二类条件句）用于描述在现在或未来不可能发生或纯属想象的情境。其结构为「If + 主语 + 过去式动词，主语 + would + 原形动词」。在正式英语中，不论主语为何（包括 I、he、she、it），be 动词一律使用 'were'。
If I were you, I would accept the job offer.
如果我是你，我就会接受那份工作录用。
EN： Comparative adjectives are used to compare differences between the two objects they modify. For short adjectives like 'green', we add '-er' to the end to form 'greener', meaning 'more environmentally friendly' in this context.
中文： 比较级形容词用于比较两个修饰对象之间的差异。像 'green' 这样单音节的短形容词，我们在词尾加上 '-er' 形成 'greener'，在此语境中意指「更环保的」。
This new technology makes our lives cleaner and greener.
这项新技术让我们的生活更干净、更环保。
EN： The verb 'remind' is commonly used in the pattern 'remind + object + that-clause' to make someone remember a fact or connection. The 'that' introducing the noun clause can optionally be omitted in informal speech.
中文： 动词「remind」（提醒）常用于「remind + 宾语 + that 引导的从句」结构中，用来使某人想起某个事实或关联。在口语中，引导名词从句的「that」可以省略。
This song reminds me that we should enjoy every moment.
这首歌提醒了我，我们应该享受每一个当下。
EN： A noun clause starting with 'that' functions as the direct object of the verb 'remind'. Inside this clause, 'small changes' is the subject and 'bring' is the verb.
中文： 由「that」引导的名词从句在此作为动词「remind」的直接宾语。在该从句内部，「small changes」（微小的改变）是主语，「bring」（带来）是动词。
I believe that hard work pays off.
我相信努力终会有回报。
EN： First Conditional: Used to talk about things which might happen in the future. The structure is 'If + present simple, will + infinitive verb'. Even though we refer to the future in the 'if' clause, we use the present simple tense.
中文： 第一类条件句（First Conditional）：用于描述未来可能发生的真实情况。其结构为「If + 现在简单式，will + 原形动词」。虽然条件从句指的是未来，但我们必须使用现在简单式。
If it rains tomorrow, we will cancel the picnic.
如果明天下雨，我们就会取消野餐。
EN： Adverbs of Manner: 'Wisely' is an adverb of manner, which describes how an action is performed. It is formed by adding '-ly' to the adjective 'wise' and modifies the verb 'act'.
中文： 方式副词：'wisely'（明智地）是一个方式副词，用来修饰动词 'act'（行动），说明行动的方式。它是由形容词 'wise' 词尾加上 '-ly' 形成。
EN： This sentence reflects a common philosophical outlook in English-speaking cultures emphasizing personal agency and responsibility: that our actions today directly shape the future. It is often used in motivational speeches and environmental campaigns.
中文： 這句話反映了英語系國家常見的一種哲學觀，強調個人能動性與責任感：我們今天的行為會直接塑造未來。這種句型常出現在勵志演說和環保宣傳活動中。
EN： The coordinating conjunction 'but' is used to connect two independent clauses (complete sentences) that show a contrast. A comma is typically placed before 'but' when it connects two independent clauses.
中文： 并列连词「but」（但是）用于连接两个表示对比的独立从句（完整的句子）。当连接两个独立从句时，通常会在「but」之前加上逗号。
Technology makes life easier, but it also brings new challenges.
科技让生活更便利，但它也带来了新的挑战。
EN： Subject-Verb Agreement with singular nouns: In the present simple tense, singular subjects ('Science', 'choices' as plural is different, but 'Science' and 'future' are singular) require verbs to agree in number. 'Science' (singular) takes 'gives' (singular verb), while 'choices' (plural) takes 'shape' (plural verb).
中文： 单数名词的主语与动词一致性：在现在简单式中，单数主语（如单数不可数名词「Science」）需要搭配单数动词（gives）；而复数主语（如「choices」）则搭配复数动词（shape）。
Education opens doors, but actions create opportunities.
教育开启大门，但行动创造机会。
EN： This sentence reflects a common philosophical theme in modern scientific discourse: while technology and science provide humanity with capabilities (tools), ethical human agency and decisions (choices) are what ultimately determine our destiny. It emphasizes responsibility over mere technological advancement.
中文： 這句話反映了現代科學論述中常見的哲學主題：雖然科技與科學賦予了人類能力（工具），但人類的道德自主性與決定（選擇）才是最終決定我們命運的關鍵。它強調了責任感重於單純的技術進步。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or highly unlikely situations in the present or future. The structure is: 'If + subject + past simple, subject + would + base verb'. In this sentence, 'if you could' (past simple of can) and 'What would you invent' (would + base verb) form this conditional structure.
中文： 第二条件句（Second Conditional）用于描述在现在或未来假设、想象或极不可能发生的情况。其结构为：「If + 主语 + 过去简单动词，主语 + would + 原形动词」。在本句中，「if you could」（can 的过去式）与「What would you invent」（would + 原形动词）共同构成了这种条件句结构。
If I had a spaceship, I would fly to Mars.
如果我有一艘太空船，我会飞往火星。
EN： In English, when addressing someone directly by their name (vocative case), the name is set off with a comma. If the name is at the end of the sentence, the comma precedes it.
中文： 在英语中，当直接称呼某人的名字（呼格）时，该名字需要用逗号隔开。如果名字位于句子的末尾，则逗号置于名字之前（如本句中的 ', Emma'）。
Where are you going, Tom?
汤姆，你要去哪里？
EN： In Western conversations, addressing someone directly by their first name (like 'Emma') during a question is a common way to show friendliness, establish a personal connection, or gently prompt a specific person to answer in a group setting.
中文： 在西方社交對話中，在提問時直接稱呼對方的名字（如「艾瑪」）是一種非常普遍的方式。這能展現友善、建立個人連結，或在群體對話中溫和地引導特定對象做出回答。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or highly unlikely situations in the present or future. The structure is 'If + past simple, would + base verb'. In the clause 'If I could', 'could' is the past tense of 'can', representing a hypothetical ability.
中文： 第二类条件句（Second Conditional）用于表示与现在或未来事实相反、假设或极不可能发生的情况。其结构为「If + 过去简单式，would + 动词原形」。在此句中，「If I could」中的「could」是「can」的过去式，表示假设的能力。
If I had a robot, it would clean my room.
如果我有一台机器人，它会帮我打扫房间。
EN： The modal verb 'would' is used here to express the hypothetical result of an imaginary condition. It indicates what the speaker intends or plans to do in that imaginary scenario.
中文： 情态助动词「would」在此处用于表示想象条件下所产生的假设结果。它指出说话者在该想象情境中意图或计划去做的事。
If we shared research freely, science would move faster.
如果我们自由分享研究成果，科学的进步会更快。
EN： In modern conversations about the environment, 'clean energy' (such as solar, wind, or electric power) is a highly discussed topic. Emma's statement reflects a common aspiration among younger generations to innovate and solve climate issues through technology.
中文： 在現代關於環境的討論中，「乾淨能源」（如太陽能、風能或電力）是一個熱門話題。艾瑪（Emma）的話反映了年輕一代希望透過科技創新來解決氣候問題的共同願望。
EN： The First Conditional is used to talk about possibilities in the present or in the future. It uses the structure: 'If + Simple Present, will + base verb'.
中文： 第一类条件句（First Conditional）用于讨论现在或未来可能发生的真实情况。其结构为：「If + 现在简单式，will + 动词原形」。
If it rains tomorrow, we will cancel the picnic.
如果明天下雨，我们就会取消野餐。
EN： The phrasal verb 'cut down' means to reduce the size, amount, or quantity of something. It is often followed by the preposition 'on', but can also be used directly with a noun object.
中文： 短语动词「cut down」意为减少某事物的尺寸、数量或程度。通常后接介词「on」，但也可以直接接名词宾语，表示「削减」或「减少」。
We need to cut down our expenses this month.
我们这个月需要削减开支。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or highly unlikely situations in the present or future. The structure is: 'If + subject + past simple verb, subject + would + base verb'. Note that 'had' here is the past tense form of 'have' used for hypothesis, not past time.
中文： 第二类条件句（与现在事实相反的假设）用于描述在现在或未来不太可能发生、虚拟或想象的情境。其结构为：「If + 主语 + 过去简单式动词，主语 + would + 原形动词」。请注意，这里的「had」是「have」的过去式，用于表示假设，而非过去的时间。
If I had more free time, I would learn how to code.
如果我有更多空闲时间，我就会学习如何写程序。
EN： The modal verb 'would' is used in the main clause of conditional sentences to express the hypothetical result of the imaginary condition.
中文： 助动词「would」用于条件句的主句中，用来表示想象条件下所产生的假设结果。
If she lived closer, she would visit us more often.
如果她住得近一点，她就会更常来拜访我们。
EN： First Conditional: Used to talk about things which might happen in the future. The structure is 'If + simple present, will + base verb'. It expresses a real possibility.
中文： 第一类条件句（First Conditional）：用于描述未来可能发生的真实情况。结构为「If + 现在简单式，will + 动词原形」，表示极有可能实现的条件与结果。
If it rains tomorrow, we will cancel the picnic.
如果明天下雨，我们就会取消野餐。
EN： Adverbs of Manner: 'fast' is used here as an adverb modifying the verb 'charge'. Unlike many adverbs, 'fast' does not take the '-ly' ending; it has the same form as both an adjective and an adverb.
中文： 方式副词：这里的 'fast' 作为副词修饰动词 'charge'（充电）。与许多副词不同，'fast' 不需要加上 '-ly'，其形容词与副词同形。
She drives fast but safely.
她开车很快但很安全。
EN： In modern environmental discourse, 'panels' almost always refers to 'solar panels'. This sentence reflects the growing global interest in renewable energy and smart grid technology.
中文： 在現代環保與科技語境中，'panels'（板）幾乎都是指 'solar panels'（太陽能板）。這句話反映了全球對於再生能源與智慧電網技術日益增長的關注。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or unlikely situations in the present or future. The structure is: 'If + subject + past simple verb, subject + would + base verb'. Although the past tense is used in the 'if' clause, it refers to an imagined present or future, not the past.
中文： 第二类条件句（Second Conditional）用于描述在现在或未来假设、想象或极不可能发生的情况。其结构为：「If + 主语 + 过去式动词，主语 + would + 原形动词」。虽然在 if 从句中使用了过去式，但它指的是想象中的现在或未来，而非过去。
If I had a million dollars, I would travel the world.
如果我有一百万美元，我就会去环游世界。
EN： The phrase 'at home' is a common prepositional phrase meaning inside one's house or place of residence. It does not require an article (like 'the' or 'a') before 'home'.
中文： 片语「at home」是一个常见的介词短语，意思是「在家里」或「在住所」。在「home」前面不需要加上冠词（如 the 或 a）。
I decided to stay at home and read a book.
我决定留在家里看书。
EN： This sentence uses the First Conditional (If + present simple, ... will + infinitive) to describe a real and possible future situation or a scientific fact that will happen as a result of a specific action.
中文： 此句使用「第一类条件句」（If + 现在简单式，... will + 原形动词）来描述一个真实且可能发生的未来情况，或某个特定行为后必然发生的科学事实。
If you heat ice, it will melt.
如果你加热冰，它就会融化。
EN： The verb 'become' is a linking verb used to describe a change in state, followed by a noun phrase ('a liquid') acting as a subject complement.
中文： 动词「become」（变成）是一个系动词，用于描述状态的改变，后面接名词短语（a liquid）作为主语补语。
Water becomes steam at high temperatures.
水在高温下会变成蒸汽。
EN： In scientific contexts, conditional sentences are frequently used to state universal truths, physical laws, or predictable outcomes of experiments. The use of 'will' here expresses a high degree of certainty.
中文： 在科學語境中，條件句經常被用來陳述普遍真理、物理定律或實驗中可預測的結果。這裡使用 'will' 表達了極高的確定性。
EN： This sentence uses the First Conditional structure, which is used to talk about real and possible future situations. It consists of an 'if' clause in the simple present tense and a main clause in the simple future tense (will + base verb).
中文： 此句使用了「第一类条件句」（First Conditional）结构，用于描述在未来极可能发生且真实的情况。其结构为：if 引导的从属从句使用现在简单式，而主句则使用将来简单式（will + 原形动词）。
If it rains tomorrow, we will cancel the picnic.
如果明天下雨，我们将会取消野餐。
EN： The word 'cooler' is the comparative form of the adjective 'cool'. Comparative adjectives are used to compare differences between the two objects they modify (in this case, the temperature of the city before and after planting trees).
中文： 单词 'cooler' 是形容词 'cool'（凉爽的）的比较级形式。比较级形容词用于比较其修饰对象之间的差异（在此处指种植树木前后，城市温度的变化）。
This room is cooler than the kitchen.
这个房间比厨房还要凉爽。
EN： The Second Conditional is used to talk about hypothetical, imaginary, or impossible situations in the present or future. The structure is 'If + subject + past simple (using 'were' for all subjects), subject + would + base verb'.
中文： 与现在事实相反的假设语气（第二类条件句）用于描述在现在或未来不可能发生或纯属想象的情境。其结构为「If + 主语 + 过去式动词（不论主语人称，Be动词一律用 were），主语 + would + 原形动词」。
If I were you, I would accept the job offer.
如果我是你，我就会接受那份工作机会。
EN： The infinitive 'to help' functions as an adverbial of purpose (an infinitive of purpose), explaining 'why' the speaker would use new technology.
中文： 不定式「to help」在此处作为副词修饰语，表示目的（目的不定式），用来解释说话者「为什么」要使用新科技。
EN： The simple future tense with 'will' is used to make predictions about the future based on present opinions or beliefs. It is formed by 'will' followed by the base form of the verb (in this case, 'shape').
中文： 使用「will」的简单将来时用于根据目前的观点或信念对未来做出预测。其结构为「will」后接动词原形（在此句中为「shape」）。
Hard work today will bring success tomorrow.
今天的努力将会带来明天的成功。
EN： Nouns can act as adverbs of time to modify the entire sentence or verb phrase. Here, 'today' and 'tomorrow' function as temporal modifiers, indicating when the action or state occurs.
中文： 名词可以作为时间副词来修饰整个句子或动词短语。在这里，「today」（今天）和「tomorrow」（明天）作为时间修饰语，指出动作或状态发生的时间。
We need to make a decision today.
我们今天需要做出决定。
EN： This sentence reflects a common proactive and optimistic mindset in English-speaking cultures, emphasizing individual agency and the idea that present actions directly determine future outcomes. It is a popular motivational phrasing often used in business, environmental campaigns, and personal development.
中文： 這句話反映了英語系國家中常見的積極且樂觀的心態，強調個人的主動性，以及「現在的行動直接決定未來結果」的觀念。這是一種常見的勵志表達方式，常用於商業、環保宣傳和個人成長領域。
重要单词附有 IPA 发音、定义、例句和互动式测验。
在本文中： 回收利用，将废物资源化以减少浪费
在本文中： 装置、设备，通常指电子或机械仪器
在本文中： 改善、提高，使事物变得更好
在本文中： 电动的、用电驱动的
在本文中： 得益、受惠
在本文中： 想象、设想
在本文中： 资源，指可用于生产或帮助生存的物资
在本文中： 材料、原料
在本文中： 工程师
在本文中： 条件、状况
在本文中： 发明、创造
在本文中： 液体
片语包含类型标示、双语定义、用法说明和例句。
Energy that does not pollute the atmosphere when used, such as wind or solar power.
清洁能源、绿色能源
A panel designed to absorb the sun's rays as a source of energy for generating electricity or heating.
太阳能板
To reduce the size, amount, or quantity of something.
减少、削减
A machine that allows the creation of a physical object from a three-dimensional digital model.
3D 打印机、三维打印机