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单词 incumbent on/upon
释义

incumbent on/upon

idiom

formal
: necessary as a duty for (someone)
It is incumbent on us to help.
It is incumbent upon all employees to participate.
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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。

 

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更新时间:2026/6/14 13:06:09