laboring oar
名词 n.
英文释义
名词 n.
- An oar that is worked with great effort.
-
The part of a task that requires the greatest effort to achieve.
— And so too, when new issues demanding new policy calls come up within that scheme, Congress presumably wants the same agency, rather than any court, to take the laboring oar.
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数据来源: Wiktionary