1.stand down 退出(比賽或競選)
The research director at the centre of a row over climate change data said he would stand down from the post while there is an independent review.
氣候研究中心的研究室主任稱,他將退出現有職位并進行一項獨立的審查工作
2.once and for all 一勞永逸地,徹底地
To a lot of environmentalists, the priority is to get nuclear power out of those discussions once and for all.
對于眾多環保主義者而言,其首要考慮是將核能一勞永逸地排除在這些討論之外
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