Cool MateCertainly 对比 You know her of course
在英语中何时使用每一个，包含含义、语域和例句。
Certainly
前 1000（非常常见）A2adverb
You know her of course
前 5000（相当常见）
最常见: Certainly
| Certainly | You know her of course | |
|---|---|---|
| 发音 | 🇬🇧 /["/ˈsɜːtnli/"]/🇺🇸 /["/ˈsɜːrtnli/"]/ | 🇬🇧 //juː nəʊ hɜːr əv kɔːs//🇺🇸 //juː noʊ hɜr əv kɔrs// |
| 含义 | 肯定；一定。Definitely; for sure. | 你肯定认识她，显而易见。You are familiar with her, obviously. |
| 例句 | Without treatment, she will **almost certainly** die. | You know her, of course, she’s your sister! |
| 语域 | 中性 | 中性 |
| 常见程度 | 前 1000（非常常见） | 前 5000（相当常见） |
| CEFR 等级 | A2 | - |
| 词性 | adverb | |
| 搭配 | certainly agree, certainly possible, certainly not, certainly true, certainly yes | know her well, know him, of course, you know them too |
| 反义 | uncertainly, doubtfully | - |
| 常见错误 | 'Certainly' is often incorrectly used in place of 'certain' in adjectives., Learners might confuse 'certainly' with 'definitely' without noticing the subtle nuance., Some learners use 'certainly' in inappropriate contexts, such as casual greetings. | Forgetting to use 'of course' for emphasis., Using 'you know her' without 'of course' can sound less confident., Confusing with similar phrases like 'you've met her'. |
| 用法说明 | 当你想强调肯定或同意时可以使用‘当然’。它比‘好’更正式，适合在专业场合使用，但在随意的对话中可能显得太强烈。Use 'certainly' when you want to emphasize affirmation or agreement. It is more formal than 'sure' and works well in professional settings, but might feel too strong in casual conversations. | 当确认某人认识某人时使用。可以友好或随意；避免在正式写作中使用。Used when confirming someone's familiarity with a person. Can be friendly or casual; avoid in formal writing. |
在真实片段中看它
常见问题：Certainly 对比 You know her of course
Certainly和You know her of course 有什么区别？
Certainly: Definitely; for sure. You know her of course: You are familiar with her, obviously.
哪个更常见：Certainly和You know her of course？
Certainly 在日常英语中最常见。
能各给一个例子吗？
Certainly: Without treatment, she will **almost certainly** die. You know her of course: You know her, of course, she’s your sister!
我可以互换使用 Certainly和You know her of course 吗？
不总是。Certainly和You know her of course 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。