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be a past master (at sth)

更新日期:2026-08-14

词语 be a past master (at sth)
释义

be a past master (at sth) BrEto be very good at doing something because you have done it a lot擅长(善于,精于)(某事物):•He's a past master at getting free drinks out of people.他十分善于让人家请他喝酒。

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