EN： The phrase "There goes..." is used to announce that something is leaving, moving away, or happening. It often implies a sense of suddenness or observation.
中文： 短语“There goes...”用于宣布某物正在离开、移动或发生。它通常带有突然或观察到的感觉。
There goes the bus!
公交车开走了！
EN： The phrase "a new way to do something" is used to describe a method or approach for performing an action. "To do something" is an infinitive phrase that explains the purpose or function of the "new way."
中文： 片语「a new way to do something」用来说明执行某个动作的方法或途径。「to do something」是一个不定词片语，解释了「新方式」的目的或功能。
Learning online is a new way to study English.
在线学习是一种学习英文的新方式。
EN： The word "or" is used to show a choice between two or more things. It means you can pick one option from a list.
中文： 「or」这个字用来说表示在两个或更多事物之间做选择。它表示你可以从清单中选择一个选项。
Would you like tea or coffee?
你要茶还是咖啡？
EN： The phrase "right to your door" means directly to your door, without stopping anywhere else. It emphasizes directness and convenience.
中文： 片语“right to your door”表示直接送到你家门口，中途不停留。它强调了直接和方便。
The delivery service will bring your package right to your office.
送货服务会把你的包裹直接送到你的办公室。
EN： We use "don't have to" to say that something is not necessary. It means you are not obliged or required to do something, but you can if you want to. It's different from "must not," which means something is forbidden.
中文： 我们用「don't have to」来表示某事不是必须的。这意味着你没有义务或被要求做某事，但如果你想做也可以。它与「must not」不同，「must not」表示某事是被禁止的。
You don't have to cook dinner tonight; we can order pizza.
你今晚不需要煮晚餐；我们可以订披萨。
EN： The verb "to be" (are, is, am) is used to describe what something is or what its quality is. In this sentence, "are" connects "Drones" to the quality "smart."
中文： 动词“to be”（are, is, am）用来描述某物是什么或其品质。在这个句子中，“are”将“Drones”（无人机）与其品质“smart”（聪明）连接起来。
My cat is cute.
我的猫很可爱。
EN： The word "to" is often used before a verb to show the purpose or reason for an action. It tells us why something is done.
中文： 单词“to”常用在动词前面，表示动作的目的或原因。它告诉我们为什么要做某事。
I go to the park to play.
我去公园玩耍。
EN： The word "to" before a verb often tells us the purpose or reason for an action. It answers the question "Why?". For example, in "to avoid people," "to avoid" explains why drones use cameras.
中文： 动词前的“to”通常表示动作的目的或原因。它回答“为什么？”这个问题。例如，在“to avoid people”（避开人群）中，“to avoid”（避开）解释了无人机使用摄影机的原因。
I went to the store to buy some milk.
我去商店买牛奶。
EN： Using '-ing' at the beginning of a sentence can turn a verb into a noun, making it the subject of the sentence. This is called a gerund. It describes an action as a thing or idea.
中文： 在句子的开头使用动词的“-ing”形式，可以将动词变成名词，使其成为句子的主语。这称为动名词。它将一个动作描述为一个事物或想法。
Reading books is my favorite hobby.
阅读书籍是我最喜欢的嗜好。
EN： When we refer to a specific conversation or section, we often use a capital letter followed by a number, like "Conversation A" or "Section 1". This helps organize information and makes it easy to find specific parts.
中文： 当我们指称某个特定的对话或章节时，我们常用一个大写字母后面跟着一个数字，例如「对话A」或「第一节」。这有助于组织信息，并让读者容易找到特定的部分。
Please read "Chapter B" for more details.
请阅读「章节B」以获取更多细节。
EN： We use "What's that...?" to ask about something we see but don't know what it is. It's a common way to ask for identification of an object or action.
中文： 我们用「What's that...?」来询问我们看到但不知道是什么的东西。这是一种常见的询问物体或动作身份的方式。
What's that smell coming from the kitchen?
厨房里传来的那是什么味道？
EN： We use "It's a..." to identify or name something. "It's" is a short way to say "It is". We use "a" before a singular noun that starts with a consonant sound.
中文： 我们用「It's a...」来辨识或命名某物。「It's」是「It is」的缩写。我们以子音开头的单数名词前使用「a」。
It's a cat.
那是一只猫。
EN： Drones are becoming increasingly common for various purposes, from photography and entertainment to delivery services. In some areas, drone delivery is already a reality, making this sentence very relevant to modern life.
中文： 无人机在摄影、娱乐到送货服务等各种用途上越来越普遍。在某些地区，无人机送货已经是现实，这使得这句话与现代生活非常相关。
EN： We use "may be + -ing verb" to talk about something that is possibly happening right now or in the near future. It shows uncertainty.
中文： 我们使用「may be + 动词-ing」来谈论可能正在发生或即将发生的事情。它表示不确定性。
She may be studying for her exam.
她可能正在为考试而学习。
EN： The word "That's" is a common contraction for "That is." We use "That's" to refer to something specific that has just been mentioned or is clear from the situation. It's often followed by an adjective to describe the thing.
中文： 「That's」是「That is」的缩写。我们用「That's」来指代刚刚提到或情境中很清楚的特定事物。它后面通常会接一个形容词来描述这个事物。
That's a good idea.
那是一个好主意。
EN： The word "then" is used to show the order of events. It means one thing happens, and after that, another thing happens.
中文： “then”这个字用来表示事件的顺序。它表示一件事发生之后，另一件事接着发生。
First, I wake up, then I brush my teeth.
我先起床，然后刷牙。
EN： This sentence uses a common pattern for talking about future possibilities: "If [condition], then [result]." We use "if" to introduce a condition, and then state what will happen as a result. Both parts often talk about the future.
中文： 这个句子使用了一种常见的模式来谈论未来的可能性：「如果 [条件]，那么 [结果]。」我们用「if」来引导一个条件，然后说明会发生什么结果。这两部分通常都谈论未来。
If it rains tomorrow, I will stay home.
如果明天下雨，我就会待在家里。
EN： The word "right" can be used to emphasize immediacy or directness. In this sentence, "right there" means directly to that place, without delay or detours.
中文： 单字「right」可以用来强调即时性或直接性。在这个句子中，「right there」表示直接到那个地方，没有延迟或绕道。
The bus will take you right to the museum.
这辆公车会直接载你到博物馆。
EN： The word "no" before a noun means there isn't any of that thing. It's used to say something doesn't exist or isn't present.
中文： 在名词前面加上「no」，表示没有那样东西。它用来表达某物不存在或不在场。
No food left in the fridge.
冰箱里没有食物了。
EN： This is a label indicating a specific conversation or section. It's common to use letters (A, B, C) or numbers (1, 2, 3) to organize different parts of a text or dialogue.
中文： 这是一个标签，用来指示特定的对话或章节。通常会使用字母（A、B、C）或数字（1、2、3）来组织文本或对话的不同部分。
Conversation A is about ordering coffee.
对话A是关于点咖啡的。
EN： To ask about how something is done, we use "How does/do...?" followed by the subject and the base form of the verb. "How does" is used for singular subjects (like "the drone"), and "How do" is used for plural subjects (like "they") or "I/you/we".
中文： 要询问某事是如何完成的，我们使用「How does/do...?」后面接著主词和动词的原形。「How does」用于单数主词（例如「the drone」），而「How do」用于复数主词（例如「they」）或「I/you/we」。
How do you make a cake?
你怎么做蛋糕？
EN： The possessive form 's (apostrophe s) is used to show that something belongs to someone or something. It comes after a noun to indicate ownership or a close relationship.
中文： 所有格 's (撇号s) 用来表示某物属于某人或某物。它放在名词后面，表示拥有关系或密切的关联。
This is my brother's car.
这是我的兄弟的车子。
EN： To ask a 'yes' or 'no' question in the present simple tense, we use 'do' or 'does' at the beginning of the sentence. For 'it', 'he', or 'she', we use 'does'. When 'does' is used, the main verb goes back to its base form (e.g., 'runs' becomes 'run'). In negative questions like this, we use 'doesn't' (does not) before the main verb.
中文： 在现在简单式中，要问一个「是」或「否」的问题，我们会在句子的开头使用 'do' 或 'does'。对于 'it'、'he' 或 'she'，我们使用 'does'。当使用 'does' 时，主要动词会变回其原形（例如，'runs' 变成 'run'）。在像这样的否定疑问句中，我们会在主要动词前使用 'doesn't'（does not）。
Does she like coffee?
她喜欢咖啡吗？
EN： The word "to" before a verb often tells us the purpose of something. It answers the question "Why?" For example, "They use cameras to avoid things" means the reason they have cameras is for avoiding things.
中文： 动词前的“to”通常表示某事的目的。它回答了“为什么？”这个问题。例如，“They use cameras to avoid things”表示他们有摄影机目的是为了避开东西。
I went to the store to buy some milk.
我去了商店买牛奶。
EN： The structure "something for (someone/something) to do (something)" means that the first 'something' is intended for the second 'something' or 'someone' to perform an action. It shows purpose or intention.
中文： 「something for (某人/某物) to do (某事)」这个结构表示第一个「something」是为了让第二个「something」或「某人」执行某个动作。它表达了目的或意图。
I need a book for my friend to read.
我需要一本书给我朋友读。
EN： We use "should" to give advice or make a suggestion. It means something is a good idea. We use "could" to talk about possibilities or what is possible. It means something might happen or is able to happen.
中文： 我们用“should”来给予建议或提出想法，表示某事是个好主意。我们用“could”来谈论可能性或什么是可能的，表示某事可能会发生或能够发生。
You should try this new restaurant. It could be your favorite.
你应该试试这家新餐厅。它可能会成为你最喜欢的。
EN： Using "nice and + adjective" is a common way to emphasize the quality of something. It means "very + adjective" or "pleasantly + adjective."
中文： 使用「nice and + 形容词」是一种强调某物品质的常见方式。它的意思是「非常 + 形容词」或「令人愉快地 + 形容词」。
The bed was nice and soft.
这张床又软又舒服。
重要单词附有 IPA 发音、定义、例句和互动式测验。
在本文中： 一种无人驾驶的飞行器，可用于配送物品。
在本文中： 将物品送到指定地点。
在本文中： 物品、商品。
在本文中： 道路上行驶的车辆，交通流量。
在本文中： 聪明的，能够实现自动化运行的。
在本文中： 全球定位系统，一种用于导航的技术。
在本文中： 用于拍照或录像的设备，摄像头、相机。
在本文中： 避开，防止碰撞。
在本文中： 方便的，省时省力的。
在本文中： 到达，送达。
在本文中： 问题，麻烦。
在本文中： 订购，下单（购买商品或服务）。