EN: Use 'Welcome to' followed by a place to greet someone arriving at a specific location.
日本語: 特定の場所へ到着した人を歓迎するときは、「Welcome to」の後ろに場所を表す語を続けます。
Welcome to our home.
我が家へようこそ。
EN: In academic and professional settings, it is common to use a person's first name (Hana) after a greeting to build rapport, while students often address professors by their title and last name (Prof. James).
EN: Use 'I am + adjective' to describe how you feel right now.
日本語: いま自分がどのように感じているかを説明するときは「I am + 形容詞」を使います。
I am happy!
とても嬉しいです!
EN: In academic settings, it is common and respectful to address instructors by their title (Prof. or Dr.) followed by their last name.
EN: Use 'That is + adjective' to react to good news or a positive situation.
日本語: 良いニュースや好ましい状況に対してリアクションをする際は、「That is + 形容詞」を使用します。
That is great news!
それは本当に素晴らしいニュースですね!
EN: In academic settings, professors often use encouraging language like 'wonderful' or 'excellent' to build students' confidence during their first practical tasks.
EN: The past tense of 'read' is spelled the same but pronounced like the color 'red'. It is used for actions that happened at a specific time in the past, like 'last night'.
日本語: 動詞 read の過去形は同じ綴りですが、色の 'red' と同じように発音します。「昨夜」など、過去の特定の時点に起こった動作を表すのに使われます。
I read that book last week.
先週、その本を読みました。
EN: In academic and professional settings, showing that you have done your 'homework' or background reading before a meeting or experiment is highly valued as it shows respect and preparedness.
EN: Use 'need to' followed by a base verb to express a necessity or something that is important to do.
日本語: 必要なことや重要なことを表すときは、「need to」の後に動詞の原形を続けます。
We need to buy some milk.
牛乳を買う必要があります。
EN: In Western laboratory and industrial settings, a 'safety briefing' is a standard and essential procedure before any work begins, reflecting a strong culture of workplace safety.
EN: Use 'should' to ask for advice or information about what is necessary or correct to do.
日本語: 必要なことや正しい行いについて助言や情報を求めるときは 'should' を使います。
What should I wear to the party?
パーティーには何を着て行けばいいですか?
EN: In a learning or professional environment, asking 'What should I know?' shows that you are proactive and care about following rules or doing things correctly.
EN: Use 'Always' at the beginning of a sentence to give a strong command or important rule that must be followed every time.
日本語: 強い命令や、毎回守るべき重要なルール(命令文)を表すときは、文頭に「Always」を使います。
Always wash your hands before eating.
食事の前には必ず手を洗ってください。
EN: In Western science labs, safety protocols are strictly enforced. Using 'Always' emphasizes that there are no exceptions to this rule for anyone's protection.
EN: The word 'pair' is used for items that consist of two identical parts joined together, such as glasses, shoes, or scissors.
日本語: 'pair' という単語は、眼鏡、靴、ハサミなど、2つの同じパーツが結合してできている物品に対して使われます。
I need a new pair of shoes.
新しい靴が1足必要です。
EN: In science labs, bringing your own safety gear (like glasses) shows that you are well-prepared and take safety protocols seriously.
EN: Use 'Never' at the beginning of a sentence to give a strong command or warning about something you should not do.
日本語: 強い命令や警告を与え、絶対に〜してはいけないと伝えるときは、文頭に「Never」を使います。
Never open the door to strangers.
知らない人には絶対にドアを開けてはいけません。
EN: In Western laboratory or professional settings, asking for permission before handling expensive or dangerous tools is a sign of respect and safety awareness.
EN: Use 'will' followed by the base form of a verb to talk about a promise or a decision made at the moment of speaking.
日本語: 約束をしたり、話しているその場で決めたことを表したりするときは、「will」の後に動詞の原形を続けます。
I will call you later.
後で電話します。
EN: 'Got it' is a common informal way to say 'I understand.' In a professional or academic setting like a lab, it shows you are ready to follow instructions.
EN: Use 'let me + verb' to offer help or to tell someone what you are about to do.
日本語: 手伝いを申し出たり、これからすることを相手に伝えたりするときは「let me + 動詞」を使います。
Let me help you with your bags.
バッグをお持ちしましょう。
EN: In a classroom or lab setting, 'let me' is a polite way for a teacher or professor to transition to a new topic or instruction.
EN: Use 'will' to talk about future plans or actions that are going to happen soon.
日本語: これからすぐに起こる未来の予定や行動について話すときは「will」を使います。
What will we eat for dinner?
夕食は何を食べますか?
EN: In a learning or professional environment, using 'Great' or 'Wonderful' shows enthusiasm and a positive attitude toward the task.
EN: Use 'will' followed by a base verb to talk about future plans or actions that are about to happen.
日本語: 未来の予定やこれから起こる動作について話すときは、「will」の後に動詞の原形を続けます。
I will call you later.
後で電話しますね。
EN: In a lab setting, instructions are often given using 'We will' to show collaboration between the professor and the student.
EN: Use 'Do' at the beginning of a sentence to ask a question in the simple present tense when the subject is 'I', 'you', 'we', or 'they'.
日本語: 主語が I, you, we, they のとき、現在形の疑問文を作るには文頭に Do を置きます。
Do you have a pen?
ペンを持っていますか?
EN: In academic and scientific settings, starting with a 'hypothesis' is a standard part of the Scientific Method. Asking this shows that the student is following logical procedures.
EN: Use 'will' followed by a base verb to talk about things that happen in the future or to make a prediction.
日本語: 未来に起こることについて話したり予測をしたりするときは、'will' の後に動詞の原形を続けます。
The weather will be sunny tomorrow.
明日は晴れるでしょう。
EN: In scientific contexts, a 'hypothesis' is a formal prediction. Using 'will' shows the expectation of a specific outcome in an experiment.
EN: Use 'What + noun' to ask for specific information about a category of things.
日本語: 特定のリカテゴリー(種類)について具体的な情報を尋ねるときは「What + 名詞」を使います。
What food do you like?
どんな食べ物が好きですか?
EN: In English, 'cool' is a very common informal way to say something is good, interesting, or impressive.
EN: Use 'and' to connect two or more items in a list. When listing items, we usually put 'and' before the last item.
日本語: リストの中の2つ以上の項目をつなぐには 'and' を使います。項目を列挙するとき、通常 'and' は最後の項目の前に置きます。
I have a pen and a book.
私はペンを1本と本を1冊持っています。
EN: In a lab setting, precision is key. Using specific numbers like 'two' and 'one' is important for following experimental protocols correctly.
EN: Imperative sentences are used to give commands or instructions. Starting with 'Please' makes the request more polite.
日本語: 命令文は指示や説明を与えるために使われます。「Please」で始めると、依頼をより丁寧に示すことができます。
Please open the window.
窓を開けてください。
EN: In a laboratory setting, instructions are often given using the imperative form to ensure clarity and safety, even between a professor and a student.
EN: Use 'will' to talk about a decision you just made or a promise to do something in the future.
日本語: 今決めたばかりのことや、将来〜すると約束するときは 'will' を使います。
I will help you with your homework.
宿題を手伝ってあげますね。
EN: In a professional or educational setting like a lab, using 'Okay' followed by a statement of action shows that you have understood the instructions and are ready to comply carefully.
EN: Imperative sentences are used to give instructions or orders. They start with a verb and do not need a subject (like 'you').
日本語: 命令文は指示や命令を与えるために使われます。動詞で始まり、主語(例:'you')は必要ありません。
Open the window.
窓を開けなさい。
EN: In a lab or classroom setting, teachers often use 'Very good' or 'Excellent' to encourage students before moving to the next step of an instruction.
EN: Present Continuous Tense (be + verb-ing) is used to describe an action or change happening right now.
日本語: 現在進行形 (be 動詞 + 動詞-ing) は、今まさに起こっている動作や進行中の変化を説明するのに使われます。
The water is boiling.
水が沸騰しています。
EN: In English-speaking science classrooms, students are encouraged to express excitement and curiosity during hands-on experiments using phrases like 'Oh wow!'
EN: When the subject is singular (The result), we add an 's' to the verb (matches) in the present tense.
日本語: 主語が単数(The result)のとき、現在形では動詞(match)の語尾に 'es' をつけます。
The key opens the door.
この鍵でこのドアが開きます。
EN: In academic and scientific settings, 'Excellent' is a common way for professors to encourage students when they achieve a correct or expected result.
EN: Use 'better than' to compare two things when one is of higher quality or more enjoyable.
日本語: 2つのものを比較して、一方のほうが質が高かったり楽しかったりするときは「better than」を使います。
Eating fresh fruit is better than eating candy.
新鮮な果物を食べるほうがお菓子を食べるよりも良いです。
EN: In English-speaking learning environments, students are encouraged to express enthusiasm for hands-on learning (like experiments) compared to passive learning (like watching videos).
EN: Use 'please' followed by a base verb to make a polite request or command.
日本語: 動詞の原形の前に 'please' をつけると、丁寧な依頼や指示を表すことができます。
Please open the window.
窓を開けてください。
EN: In academic and scientific settings, 'please' is commonly used by professors to give instructions to students, maintaining a professional yet respectful tone.
EN: Use 'Should I...?' to ask for advice or to check if something is necessary.
日本語: 助言を求めたり、何かが必要かどうかを確認したりするときは「Should I...?」を使います。
Should I bring an umbrella?
傘を持って行ったほうがいいですか?
EN: In academic and scientific settings, 'hypothesis' is a common term. Asking for clarification on what to record shows a student's diligence and attention to the scientific method.
EN: Imperative sentences start with a verb to give instructions or orders. The subject 'you' is understood and omitted.
日本語: 命令文は指示や命令を与えるため、動詞で始まります。主語の 'you'(あなた)は通常省略されます。
Open the door and look inside.
ドアを開けて中を見なさい。
EN: In a lab setting, 'hypothesis' and 'result' are standard terms used in the scientific method to encourage structured thinking.
EN: Use 'will' to talk about a decision you just made or a promise to do something immediately.
日本語: 今決めたばかりのことや、すぐに〜すると約束するときは 'will' を使います。
I will open the door for you.
ドアをお開けしましょう。
EN: In academic settings, it is respectful to address professors using 'Prof.' or 'Dr.' followed by their last name, rather than just their first name.
EN: Use 'did' + 'well' to praise someone's performance or actions in the past.
日本語: 過去の誰かのパフォーマンスや行動を褒めるときは、「did」に「well」を組み合わせて使います。
He did very well on the test.
彼はテストでとても良い成績を収めました。
EN: In English-speaking academic or professional settings, it is common for professors or supervisors to give direct positive feedback to encourage students.
EN: Use 'Can we...?' to ask for permission or to make a suggestion for a future activity.
日本語: 許可を求めたり、今後の活動について提案したりするときは「Can we...?」を使います。
Can we watch a movie tonight?
今夜、映画を見てもいいですか?
EN: In a learning environment, asking 'Can we...?' is a polite way for a student to show enthusiasm and interest in learning more from a teacher or professor.
EN: Use 'See you' followed by a time expression (like 'later', 'tomorrow', or 'next Tuesday') to say goodbye when you expect to meet the person again.
日本語: 相手とお別れの挨拶をし、後でまた会う予定であることを伝えるときは、「See you」の後に時間の表現(later, tomorrow, next Tuesday など)を続けます。
See you tomorrow morning!
また明日の朝会いましょう!
EN: In English-speaking cultures, 'See you next...' is a common way to end a conversation when a recurring appointment or class is scheduled. It reinforces the commitment to the next meeting.
IPA発音、定義、例文、インタラクティブクイズ付きの重要な単語。
文中での意味: 実験
文中での意味: 安全
文中での意味: 設備、器具
文中での意味: 仮説
文中での意味: 液体
文中での意味: 注ぐ
文中での意味: 結果
文中での意味: 素晴らしい、優秀な
種類タグ、二言語の定義、使い方の説明、例文を含むフレーズ。
To combine two or more substances so that they become one.
混ぜ合わせる
Strong glasses worn to protect the eyes from dust, chemicals, or metal.
保護メガネ
When the results of an experiment are the same as what was predicted.
仮説と一致する
To be consistent with or correspond to a predicted value or statement.
一致する / 合致する
To undergo a chemical or physical change into a different state or color.
変わる / 変化する