| 词组 | run down something |
| 释义 | run down something run down (something) to use the power that makes something work. We left the car lights on and ran down the battery. I wound up the toy dog and watched it jump until it ran down. |
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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。