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更新日期:2026-08-14
one could do something in one's sleep informal one regards something as so easy that it will require no effort or conscious thought to accomplish 〈非正式〉睡着也能做, 不用想也能做完: she knew the music perfectly, could sing it in her sleep. 她非常熟悉这首乐曲, 睡着也能唱。