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brush up (on) sth

更新日期:2026-08-14

词语 brush up (on) sth
释义

brush up (on) sth to practise and improve your skills or your knowledge of something that you learned in the past温习,复习:•I must brush up on my French before I go to Paris.去巴黎之前,我要好好温习一下法语。

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