「谁知道呢」英文怎么说？who knows?
who knows? = 谁知道呢（词组）
who knows? 是什么意思？
who knows?：谁知道呢。出自主题「听起来没礼貌其实不是」。
例句
- Who knows? Maybe it'll snow.
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同主题还有
| hold on | 等一下 |
| hang on a sec | 稍等一下 |
| come again? | 再说一次？ |
| sorry, what? | 抱歉，什么？ |
| you lost me | 我没听懂 |
| wait, what? | 等等，什么 |
| heads up | 先提醒你 |
| quick question | 问一下 |