Cool MateAll of a sudden 对比 Rapidly
在英语中何时使用每一个，包含含义、语域和例句。
All of a sudden
前 2000（常见）
Rapidly
前 1000（非常常见）B2adverb
最常见: Rapidly
| All of a sudden | Rapidly | |
|---|---|---|
| 发音 | 🇬🇧 //ɔːl əv ə ˈsʌdən//🇺🇸 //ɔl əv ə ˈsʌdən// | 🇬🇧 /["/ˈræpɪdli/"]/🇺🇸 /["/ˈræpɪdli/"]/ |
| 含义 | 出乎意料地或者很快地。Unexpectedly or very quickly. | 快速或快quickly or fast |
| 例句 | All of a sudden, it started to rain heavily. | to **increase/spread/expand rapidly** |
| 语域 | 中性 | 中性 |
| 常见程度 | 前 2000（常见） | 前 1000（非常常见） |
| CEFR 等级 | - | B2 |
| 词性 | adverb | |
| 搭配 | all of a sudden, a loud noise, all of a sudden, they appeared, all of a sudden, it happened | grow rapidly, change rapidly, develop rapidly, increase rapidly |
| 反义 | gradually, slowly, over time | slowly |
| 常见错误 | Using in overly formal contexts., Confusing with similar phrases like 'suddenly.', Omitting 'of' in the phrase. | Using 'rapidly' as an adjective instead of an adverb, Confusing 'rapidly' with 'quickly' in formal writing contexts, Overusing 'rapidly' in informal conversations where simpler words are better |
| 用法说明 | 用来形容突然发生的变化。口语和书面语都适用；避免在正式写作中使用。Used to describe a change that happens suddenly. Suitable for both spoken and written English; avoid in formal writing. | 在某些事情发生得非常快的情况下使用“迅速地”。它比“快速”更正式，可能不适合随意的对话。Use 'rapidly' in contexts where something is happening very quickly. It's more formal than 'quickly' and might not be suitable for casual conversations. |
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常见问题：All of a sudden 对比 Rapidly
All of a sudden和Rapidly 有什么区别？
All of a sudden: Unexpectedly or very quickly. Rapidly: quickly or fast
哪个更常见：All of a sudden和Rapidly？
Rapidly 在日常英语中最常见。
能各给一个例子吗？
All of a sudden: All of a sudden, it started to rain heavily. Rapidly: to **increase/spread/expand rapidly**
我可以互换使用 All of a sudden和Rapidly 吗？
不总是。All of a sudden和Rapidly 相关，有时可以互换，但在语域、常见程度和用法上不同，所以换用可能改变意思或语气。替换前先看看上面的区别。