Cool MateIt only has to work once 对比 Sufficient
在英语中何时使用每一个，包含含义、语域和例句。
It only has to work once
前 5000（相当常见）
Sufficient
前 2000（常见）B2adjective
最常见: Sufficient
| It only has to work once | Sufficient | |
|---|---|---|
| 发音 | 🇬🇧 //ɪt ˈoʊnli hæz tə wɜːrk wʌns//🇺🇸 //ɪt ˈoʊnli hæz tə wɜrk wʌns// | 🇬🇧 /["/səˈfɪʃnt/"]/🇺🇸 /["/səˈfɪʃnt/"]/ |
| 含义 | It needs to function a single time. | 足够或充足enough or adequate |
| 例句 | In this case, it only has to work once to complete the task successfully. | Allow sufficient time to get there. |
| 语域 | 中性 | 中性 |
| 常见程度 | 前 5000（相当常见） | 前 2000（常见） |
| CEFR 等级 | - | B2 |
| 词性 | adjective | |
| 搭配 | work once, has to work, only has to | be, prove, seem, quite, barely, hardly, for |
| 反义 | - | insufficient, inadequate, lacking |
| 常见错误 | Misunderstanding the context, thinking it means multiple times., Confusing it with similar phrases that imply reliability over time. | Confused with 'efficient' — remember 'sufficient' means enough, while 'efficient' means doing something well with minimal waste., Using 'sufficient' in contexts where 'a little' or 'some' would fit better., Mixing up 'sufficient' with 'sufficiently' — one is an adjective and the other an adverb. |
| 用法说明 | Used to indicate that something doesn't need to repeat; often in casual conversation or technical contexts. | 在讨论资源或条件时，使用'足够的'适合学术、正式或专业场合。在日常对话中，使用更简单的词汇如'足够'更合适。Use 'sufficient' in academic, formal, or professional contexts when discussing resources or conditions. Avoid in casual conversation where simpler terms like 'enough' are more appropriate. |
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常见问题：It only has to work once 对比 Sufficient
It only has to work once和Sufficient 有什么区别？
It only has to work once: It needs to function a single time. Sufficient: enough or adequate
哪个更常见：It only has to work once和Sufficient？
Sufficient 在日常英语中最常见。
能各给一个例子吗？
It only has to work once: In this case, it only has to work once to complete the task successfully. Sufficient: Allow sufficient time to get there.
我可以互换使用 It only has to work once和Sufficient 吗？
不总是。It only has to work once和Sufficient 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。