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Upon
əˈpɑn
极其常见
400 - 500
400 - 500
词频和重要性指数显示一个词在特定语言中出现的频率。 数字越小，词语使用频率越高。 最常用的词通常在1到4000之间。 这个重要性指数帮助你在语言学习过程中集中于最有用的词语。
在...上，靠近, 关于，基于, 在...之上，接近, 依赖于，依靠

Upon 的含义在中文中

“upon” 是一个常见的英语介词，主要用于表示时间、地点或条件。以下是其用法的详细描述，适合说简体中文的学习者。

用法

  1. 表示时间：

    • “upon” 可以用来表示某个事件发生的时间，通常指在某个特定的时刻或条件下。
    • 例句：Upon his arrival, the meeting started. （他到达后，会议开始。）

  2. 表示地点：

    • “upon” 也可以表示某物位于另一个物体的表面上。
    • 例句：The book is upon the table. （书在桌子上。）

  3. 表示条件：

    • “upon” 可以用于表达在某种条件下的情况。
    • 例句：Upon finishing your homework, you can go out. （完成作业后，你可以出去。）

常见短语和表达

  • Once upon a time：用于开始讲故事，通常指很久以前。

    • 例句：Once upon a time, there was a princess. （很久以前，有一位公主。）

  • Upon request：表示在请求时。

    • 例句：The report will be sent upon request. （报告将在请求时发送。）

使用场合

“upon” 通常在正式或书面语中使用，较少在日常口语中出现。它常用于文学作品、正式演讲或书信中。

常见错误

  • 学习者常将“upon”与“on”混淆。虽然两者都可以表示位置，但“upon”通常更正式，且有时暗示一种更强的依赖关系或条件。

相关词汇

  • 同义词：on, at, after
  • 反义词：off

发音细节

“upon”的发音为 /əˈpɒn/。注意“u”的发音通常较轻，类似于“ə”。

语法与词源

“upon” 是由“on”和“up”结合而成，最早出现在中世纪英语中。它的使用与现代英语中的介词用法相似，主要起到连接句子成分的作用。

Upon 的含义在中文中

在...上，靠近

例子:
The book is upon the table.
书在桌子上。
The sunlight fell upon the flowers.
阳光洒在花朵上。
使用: formal/informal语境: 用于描述物体位置的场合
笔记: 此用法常用于书面语或正式场合，也可以在口语中使用。

关于，基于

例子:
We made a decision upon the evidence presented.
我们基于提供的证据做出了决定。
The agreement was made upon mutual understanding.
协议是基于相互理解达成的。
使用: formal语境: 用于法律、商务或正式讨论中
笔记: 此用法通常涉及比较正式的语境，表示依据或基础。

在...之上，接近

例子:
Upon entering the room, I noticed the painting.
一进入房间，我就注意到了那幅画。
Upon her arrival, the meeting began.
她到达后，会议开始了。
使用: formal/informal语境: 用于描述事件发生的时机
笔记: 此用法常用于叙述事件的顺序或时间关系。

依赖于，依靠

例子:
His success depends upon hard work.
他的成功依赖于努力工作。
Our plans are upon your approval.
我们的计划依赖于你的批准。
使用: formal/informal语境: 用于表示依赖关系的场合
笔记: 此用法强调某事物依赖于另一个事物的情况。

Upon的同义词

on

The word 'on' indicates a position or location in contact with a surface.
例子: He placed the book on the table.
笔记: Similar to 'upon' but generally more commonly used in everyday language.

atop

'Atop' means on the top of or on the highest point of something.
例子: The cat sat atop the fence.
笔记: More specific in indicating a position on the highest point.

on top of

This phrase means in a position over and in contact with the upper surface of something.
例子: The keys are on top of the dresser.
笔记: Slightly more descriptive than 'upon' in specifying the exact location.

Upon的表达方式，常用短语

Once upon a time

This phrase is used to begin a fairy tale or story, indicating that it is set in the past.
例子: Once upon a time, there was a princess who lived in a castle.
笔记: The phrase 'once upon a time' is a set expression that is commonly used to start fairy tales and does not have a direct correlation to the word 'upon' in terms of its literal meaning.

Upon arrival

This phrase means 'when arriving' or 'at the time of arrival'.
例子: Upon arrival at the airport, please proceed to the baggage claim area.
笔记: The phrase 'upon arrival' is a common expression used in formal contexts to indicate the moment of reaching a destination or place.

Upon further consideration

This phrase signifies that after more thought or examination, a decision or action has been taken.
例子: Upon further consideration, we have decided to postpone the meeting.
笔记: The phrase 'upon further consideration' implies a deeper level of thinking or analysis before making a decision or taking action.

Upon reflection

This phrase indicates that after thinking about something carefully, one has come to a particular realization.
例子: Upon reflection, I realized that I had made a mistake.
笔记: The phrase 'upon reflection' is used to convey the idea of introspection or contemplation leading to a realization or understanding.

Upon request

This phrase means 'when asked for' or 'in response to a request'.
例子: Please find attached the documents requested upon request.
笔记: The phrase 'upon request' is commonly used in formal communication to indicate that something will be provided or done when specifically asked for.

Upon hearing the news

This phrase signifies the immediate reaction or emotion upon receiving certain information.
例子: Upon hearing the news of her promotion, she felt ecstatic.
笔记: The phrase 'upon hearing the news' emphasizes the swift or immediate response or emotional reaction to a particular piece of information.

Upon completion

This phrase means 'when finished' or 'at the end of a task or project'.
例子: Upon completion of the project, we will celebrate our success.
笔记: The phrase 'upon completion' is used to refer to the point at which a task, project, or activity is finished or concluded.

Upon的日常（俚语）表达

Upon seeing

This slang term is used to indicate that an action takes place immediately after seeing someone or something.
例子: I ran to hug her upon seeing her at the airport.
笔记: This slang term is more informal and commonly used in spoken language compared to 'after seeing'.

Upon hearing

This slang term signifies that an action follows immediately after hearing something.
例子: Upon hearing the news, she burst into tears.
笔记: While 'upon hearing' is used in casual conversations, 'after hearing' is more formal.

Upon realizing

This term is used to describe an action that follows a sudden understanding or realization.
例子: Upon realizing her mistake, she apologized quickly.
笔记: It conveys a sense of immediacy and realization compared to 'after realizing'.

Upon entering

This slang term is used to suggest that an action occurs immediately after entering a place.
例子: Upon entering the room, he noticed the beautiful decorations.
笔记: It is more conversational than saying 'after entering'.

Upon leaving

This slang term indicates that an action occurred just as someone was leaving a place.
例子: He waved goodbye upon leaving the party.
笔记: It is more informal and colloquial compared to using 'as he was leaving'.

Upon meeting

This term denotes an action that happened right after meeting someone for the first time.
例子: Upon meeting her, he knew she would become a good friend.
笔记: It adds a sense of immediacy and is commonly used in informal conversations.

Upon - 例子

Upon arriving at the airport, we realized our flight was delayed.
到达机场后，我们意识到我们的航班延误了。
The decision was made upon careful consideration of all the options.
这个决定是在仔细考虑所有选项后做出的。
The book was placed upon the shelf.
这本书被放在了架子上。

Upon的语法

Upon - 从属连词 (Subordinating conjunction) / 介词或从属连词 (Preposition or subordinating conjunction)
词元: upon
变位
音节、划分和重音
upon 包含2个音节: up • on
音标: ə-ˈpȯn
up on , ə ˈpȯn (红色音节是重读的)

Upon - 重要性和使用频率

词频和重要性指数显示一个词在特定语言中出现的频率。 数字越小，词语使用频率越高。 最常用的词通常在1到4000之间。
upon: 400 - 500 (极其常见).
这个重要性指数帮助你在语言学习过程中集中于最有用的词语。
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Vocafy，高效语言学习
Vocafy，高效语言学习
Vocafy 帮助你轻松发现、整理和学习新词和短语。创建个性化的词汇集合，随时随地练习。
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