| 单词 | keep a watchful eye on (someone or something) |
| 释义 | keep a watchful eye on (someone or something)idiom : to watch (someone or something) closely The supervisor keeps a watchful eye on the workers. |
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英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。