catch someone napping
抓住某人犯錯(cuò)誤或不留意的時(shí)刻;抓住某人措手不及的時(shí)刻
口語(yǔ)·形容乘其不備
英文釋義
to catch someone off guard or unprepared
例句
The sudden quiz caught the students napping.
典故來(lái)源
源自打瞌睡時(shí)容易被偷襲,比喻在對(duì)方松懈或未準(zhǔn)備時(shí)抓住機(jī)會(huì)。