EN: Use 'Good morning' as a standard greeting from sunrise until noon.
中文: 从日出到中午这段时间内,使用 "Good morning" 作为标准的问候语。
Good morning, class!
早上好,同学们!
EN: In English-speaking cultures, it is common and polite to add the person's name after a greeting, especially in a professional or educational setting like a lab.
中文: 在英語系國家,在問候語後加上對方的名字是很常見且有禮貌的做法,特別是在實驗室等專業或教育場合。
EN: Use 'Good morning' as a polite greeting from the time you wake up until around noon.
中文: 从清晨起床到中午这段时间内,使用 "Good morning" 作为礼貌的问候语。
Good morning, Mom!
早上好,妈妈!
EN: In academic settings, it is common and respectful to address teachers by their title (Professor) followed by their last name.
中文: 在學術場合中,通常會以對方的職稱(如:Professor 教授)加上姓氏來稱呼老師,這是一種尊敬的表現。
EN: Use 'Welcome to' followed by a place to greet someone arriving at a specific location.
中文: 使用“Welcome to”加上地点,用来欢迎某人来到特定场所。
Welcome to my home.
欢迎来到我家。
EN: In a professional or academic setting, 'Welcome to...' is a standard way to make someone feel comfortable in a new environment.
中文: 在專業或學術場合,「Welcome to...」是讓新到訪者在陌生環境感到自在的標準禮貌用語。
EN: Use 'I am' followed by an adjective to describe your current feelings or state.
中文: 使用“I am”加上形容词来描述你目前的感受或状态。
I am happy.
我很开心。
EN: In English-speaking academic or professional settings, it is common and encouraged to express positive emotions like excitement when starting a new project or experiment.
中文: 在英語國家的學術或專業環境中,開始新計畫或實驗時,表達「興奮」等正面情緒是很常見且受到鼓勵的,這展現了你的積極態度。
EN: Use 'is' to connect a subject (Today) with a description or identity (your first experiment).
中文: 使用“is”来连接主语(Today)与对其的描述或身份(你的第一次实验)。
Today is my birthday.
今天是我生日。
EN: In academic settings, professors often use encouraging phrases like this to build a student's confidence during their first practical task.
中文: 在學術環境中,教授經常使用這類鼓勵性的話語,在學生進行第一次實作任務時建立他們的信心。
EN: Use 'First' at the beginning of a sentence to show the order of actions or to introduce the first step in a process.
中文: 在句首使用“First”来表示动作的顺序,或引出流程中的第一个步骤。
First, we wash our hands.
首先,我们洗手。
EN: In academic and professional settings, safety briefings are mandatory before starting any practical work. Using 'First' emphasizes that safety is the top priority.
中文: 在學術和專業場合中,開始任何實際工作前都必須進行安全簡報。使用「First」強調了安全是首要任務。
EN: Use 'What do I + verb?' to ask for instructions or requirements.
中文: 使用“What do I + 动词?”句型来询问指示或所需的东西。
What do I do now?
我现在要做什么?
EN: In a learning or lab environment, asking 'What do I need?' shows readiness and a proactive attitude to follow safety protocols.
中文: 在學習或實驗環境中,詢問「我需要什麼?」展現了準備就緒以及主動遵守安全規範的態度。
EN: Use the verb 'need' followed by a noun to express that something is necessary or required.
中文: 使用动词“need”后接名词,用来表达某样物品是必要的或不可或缺的。
You need a pen.
你需要一支笔。
EN: In science labs, 'safety glasses' is a specific term for protective eyewear. It is always plural because it has two lenses.
中文: 在科學實驗室中,「safety glasses」是護目鏡的專有名詞。因為眼鏡有兩個鏡片,所以它總是使用複數形式。
EN: Use 'also' before the main verb to add more information to a list of requirements.
中文: 在实义动词之前使用“also”表示“也”,用于在清单中添加更多需求或信息。
I also need a pen.
我也需要一支笔。
EN: In a laboratory setting, safety equipment like gloves and glasses are mandatory. Using 'also' helps the professor list these items clearly one by one.
中文: 在實驗室環境中,手套和護目鏡等安全裝備是強制性的。使用「also」有助於教授清晰地逐一列出這些必要物品。
EN: Use 'Where are...' to ask about the location of more than one person or thing.
中文: 使用“Where are...”来询问两个人/物或两个人/物以上的位置。
Where are the books?
书在哪里?
EN: In English, items like 'glasses', 'scissors', and 'pants' are always plural because they consist of two parts. Therefore, we use 'are' instead of 'is'.
中文: 在英文中,像「眼鏡 (glasses)」、「剪刀 (scissors)」和「褲子 (pants)」這類由兩個部分組成的物品,永遠使用複數形式。因此,我們使用 'are' 而不是 'is'。
EN: Use 'They are' to talk about the location of more than one thing.
中文: 使用“They are”来描述两个或两个以上物品的位置。
They are in the bag.
它们在包里。
EN: In a lab setting, being precise about where equipment is located is important for safety and efficiency.
中文: 在實驗室環境中,明確指出設備的位置對於安全和效率非常重要。
EN: Imperative sentences are used to give commands or instructions. They usually start with a verb and do not need a subject like 'you'.
中文: 祈使句用于下达命令或指示。它们通常以动词开头,不需要像“you”这样的主语。
Look at the map.
看这张地图。
EN: In a lab or classroom setting, a professor uses 'Now' to signal a transition to the next step of an activity.
中文: 在實驗室或教室環境中,教授使用 'Now' 來暗示活動即將進入下一個步驟。
EN: Use 's' at the end of nouns to show there is more than one thing (plural).
中文: 在名词词尾加上“s”表示该物品不止一个(复数)。
I have two books.
我有两本书。
EN: In a science lab, 'tubes' usually refers to 'test tubes'. Using specific names for equipment is common in professional settings.
中文: 在科學實驗室中,「tubes」通常指「試管 (test tubes)」。在專業場合中,具體稱呼器材是很常見的。
EN: Use 'What is...' to ask for information about a specific thing or idea.
中文: 使用“What is...”来询问关于某个特定事物或概念的信息。
What is your name?
你的名字是什么?
EN: In academic settings, professors often use 'Good' as a marker to transition to the next part of the lesson or to encourage students.
中文: 在學術環境中,教授經常使用 'Good' 作為轉場詞,表示要進入課程的下一個部分,或是用來鼓勵學生。
EN: Use 'What is...?' to ask for the definition or meaning of a singular noun.
中文: 使用“What is...?”来询问某个单数名词的定义或意思。
What is a telescope?
什么是望远镜?
EN: In academic and scientific settings, it is very common and encouraged to ask for clarification when you encounter a new technical term like 'hypothesis'.
中文: 在學術和科學環境中,當遇到像「hypothesis」(假設)這樣的新專業術語時,主動詢問其定義是很常見且受鼓勵的行為。
EN: Use 'A is B' to define a word or concept. The verb 'is' acts like an equal sign (=).
中文: 使用“A is B”来定义一个单词或概念。动词“is”的作用就像等号(=)。
A cat is an animal.
猫是一种动物。
EN: In academic settings, professors often simplify complex terms for students using this direct 'A is B' structure to encourage participation.
中文: 在學術環境中,教授經常會使用這種直接的「A is B」結構為學生簡化複雜術語,以鼓勵學生參與討論。
EN: Use 'What do you think...' to ask for someone's opinion or prediction about a situation.
中文: 使用“What do you think...”来询问某人对某种情况的看法或预测。
What do you think he wants?
你觉得他想要什么?
EN: In a scientific context, this question is often used to encourage students to make a prediction or state their hypothesis before an experiment.
中文: 在科學情境中,這個問題常用來鼓勵學生在實驗前進行預測或陳述他們的假設。
EN: Use 'I think' followed by a sentence to express your opinion or guess about something.
中文: 使用“I think”后面接一个完整的句子,用来表达你的想法、观点或猜测。
I think it is cold.
我觉得天气很冷。
EN: In a science lab, using 'I think' is a common way to state a hypothesis or a prediction before seeing the final result.
中文: 在科學實驗室中,使用「I think」是表達假設或在看到最終結果前進行預測的常用方式。
EN: Use 'Let us' (or the contraction 'Let's') followed by a base verb to make a suggestion or invite someone to do an activity together.
中文: 使用“Let us”(或缩略形式“Let's”)后接动词原形,用来提出建议或邀请他人一起进行某项活动。
Let us read the book.
让我们读这本书吧。
EN: In a classroom or lab setting, a professor uses 'Let us' to guide students and signal the transition to a new task.
中文: 在教室或實驗室環境中,教授使用「Let us」來引導學生,並發出轉換到新任務的信號。
EN: In spoken English, you can turn a statement into a question by raising your voice at the end (rising intonation), even without changing the word order.
中文: 在英语口语中,即使不改变句子结构,只要在句末提高语调(升调),就可以把陈述句变成疑问句。
You like coffee?
你喜欢咖啡吗?
EN: In a learning or lab environment, it is common for students to use short, direct sentences to confirm instructions with a teacher or professor.
中文: 在學習或實驗環境中,學生常用簡短直接的句子來向老師或教授確認指令是否正確。
EN: Use 'Now' at the beginning of a sentence to signal that a new action or step is starting.
中文: 在句首使用“Now”来提示一个新的动作或步骤即将开始。
Now we eat.
现在我们开动吧。
EN: In a scientific or instructional context, 'Now we wait' is a common phrase used when a process takes time to show results.
中文: 在科學實驗或教學情境中,「Now we wait」是一個常用的短語,用於表示某個過程需要時間才能看到結果。
EN: Use 'is getting' + adjective to describe a change that is happening right now.
中文: 使用“is getting”加上形容词,用来描述现在正在发生的变化或状态的转变。
The weather is getting cold.
天气正在变冷。
EN: Imperative sentences are used to give commands or instructions. They start with a base verb and usually do not have a subject because the subject is understood to be 'you'.
中文: 祈使句用于给予指令或命令。这类句子以动词原形开头,通常省略主语,因为主语默认为“你”。
Open the book.
打开书。
EN: In a lab or classroom setting, a professor uses direct imperatives like 'Write the result' to guide students through a process efficiently. It is seen as helpful guidance rather than being rude.
中文: 在實驗室或教室環境中,教授使用像「寫下結果」這樣的直接祈使句來引導學生有效率地完成步驟。這被視為專業指導,而非不禮貌。
EN: Use 'What do I + verb?' to ask for instructions or information about an action you need to perform.
中文: 使用“What do I + 动词?”句型来询问关于你该做的动作或指令。
What do I say?
我该说什么?
EN: In a classroom or lab setting, it is common and polite to ask for specific instructions using this direct question format.
中文: 在教室或實驗室環境中,使用這種直接的問句來詢問具體指令是非常普遍且有禮貌的。
EN: This is an imperative sentence. It starts with a verb to give a command or instruction. You do not need to say 'You'.
中文: 这是一个祈使句。它以动词开头,用来下达命令或指示。你不需要说“You”(你)。
Open the door.
开门。
EN: In a lab or classroom setting, professors use direct imperatives like this to guide students through steps. It is professional and efficient, not necessarily rude.
中文: 在實驗室或教室環境中,教授會使用像這樣的直接祈使句來引導學生完成步驟。這在專業上是高效的,並不一定代表沒禮貌。
EN: Use 'is' to connect a singular subject (the result) with a description or a number.
中文: 使用“is”来连接单数主语(结果)与描述内容或数字。
The temperature is 20 degrees.
温度是20度。
EN: In scientific contexts, degrees usually refer to Celsius unless specified otherwise, but in the US, Fahrenheit is common for daily life.
中文: 在科學情境中,degree 通常指攝氏溫度,但在美國日常生活中,華氏溫度更為常見。
EN: To ask a question with 'is', put 'Is' at the beginning of the sentence followed by the subject.
中文: 用“is”提问时,把“Is”放在句首,后面接主语。
Is the water hot?
水是热的吗?
EN: In a scientific context, asking if a hypothesis is 'correct' is a standard way to evaluate the results of an experiment.
中文: 在科學情境中,詢問假設是否「正確」是評估實驗結果的標準方式。
EN: Use 'is' to describe a singular noun (like 'the water') with an adjective (like 'hot').
中文: 使用“is”来描述单数名词(如“the water”)的状态或特征(如“hot”)。
The coffee is cold.
咖啡是凉的。
EN: Use 'Excellent' + 'Noun' to give high praise for a specific task or effort.
中文: 使用“Excellent”(极好的)加上“名词”来对某项特定的任务或努力给予高度赞赏。
Excellent idea, Tom.
好主意,Tom。
EN: In English-speaking academic or professional settings, it is common for professors or supervisors to use first names and offer direct positive reinforcement to encourage students.
中文: 在英語系的學術或專業環境中,教授或主管通常會直呼學生的名字,並給予直接的正面肯定以鼓勵學生。
EN: Use 'I like + noun' to express your preference or positive feelings about something.
中文: 使用“I like + 名词”来表达你对某事物的喜爱或正面感受。
I like this book.
我喜欢这本书。
EN: In an educational or professional setting, expressing enthusiasm like 'I like this experiment!' is a great way to show engagement and build a positive relationship with a teacher or mentor.
中文: 在教育或專業場合中,表達像「我喜歡這個實驗!」這樣的熱情,是展現參與度並與老師或導師建立良好關係的好方法。
EN: In simple English, we often use the present tense to talk about planned future events, especially when we mention a time like 'next week'.
中文: 在简单的英语中,我们常用一般现在时来表达已经计划好的未来活动,特别是当句中提到像“下周”这样的时间点时。
We start the class tomorrow.
我们明天开始上课。
EN: In a teacher-student relationship, 'We do more next week' is a common way to encourage students and show that the learning journey continues.
中文: 在師生關係中,「我們下週會做更多」是鼓勵學生的常見方式,表示學習旅程將會持續下去。
EN: Use 'Thank you' followed by a comma and a person's name or title to show polite appreciation directly to them.
中文: 在“Thank you”后面加上逗号,接对方的姓名或头衔,用来非常有礼貌地直接向某人表达感谢。
Thank you, Ms. White!
谢谢您,怀特女士!
EN: In academic settings, it is common and respectful to address teachers by their title (Professor) followed by their last name.
中文: 在學術場合中,通常會使用職稱(如 Professor)加上對方的姓氏來稱呼老師,以示尊重。
重要单词附有 IPA 发音、定义、例句和互动式测验。
在本文中: 实验;为了发现新事物或验证想法而进行的科学测试
在本文中: 安全;免受危险或伤害的状态
在本文中: 设备、器材;为了特定目的(如科学实验)所需的工具
在本文中: 假设;根据有限证据提出的解释,作为进一步调查的起点
在本文中: 结果;实验或行动结束后产生的信息或情况
在本文中: 温度;测量物体冷热程度的指标
在本文中: 正确的;符合事实或真相的
在本文中: 优秀的外、极好的;品质非常高
在本文中: 手套;保护手部的遮盖物
在本文中: 猜测;在没有完全确定的情况下给出的答案
片语包含类型标示、双语定义、用法说明和例句。
Protective eyewear used to prevent injury to the eyes.
护目镜
To direct one's gaze toward someone or something.
注视、看着
To begin a scientific test or investigation.
开始实验
Cylindrical glass containers used in laboratory experiments, specifically 'test tubes'.
试管
A specific unit of measurement for temperature.
度(温度单位)