| 词组 | sit in |
| 释义 | sit in sit in (for (someone)) to do someone's job or fulfill a responsibility for them. The vice president will sit in for the president at today's meeting. Their drummer was sick so they asked if I could sit in. |
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英语词组固定搭配大全包含18674条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。