take sb. by surprise beyond one´s range of expectation catch sb. unawares catch someone napping
The enemy seemed stunned by the suddenness of the attack.
进攻之出其不意似乎让敌人大吃一惊。
—— 柯林斯例句The essays could do with a flash of wit or humor.
这些散文需要一些出其不意的风趣或幽默。
—— 柯林斯例句The police surprised the thief into confessing.
警察出其不意地使小偷招认了。
—— 给力词典精选She exclaimed surprisingly. " I just got back from Monte Carlo. "
她出其不意地叫了起来, “ 我刚从蒙的卡罗回来。 ”
—— 给力词典精选" Hello, Jordan,´she called unexpectedly. " Please come here. "
“ 哈罗, 乔丹, ” 她出其不意地喊道, “ 请你过来。 ”
—— 给力词典精选