crack up片语动词KK [kræk ʌp] /kɹæk ʌp/发音片语动词1大笑、笑翻、爆笑口语The whole audience cracked up at his impression of the boss.他模仿老板的样子,让全场观众笑翻了。2逗笑、把……笑死可拆开Her stories about the office always crack me up.她讲的办公室故事总能把我笑死。3精神崩溃、崩溃、发疯口语He cracked up after months of working without a break.连续几个月没休息,他终于崩溃了。4撞毁、撞坏可拆开She cracked up the car on an icy mountain road.她在结冰的山路上把车撞坏了。5吹捧、夸赞常用被动The restaurant isn't all it's cracked up to be.这家餐厅并没有大家说的那么好。名词1精神崩溃、崩溃口语He had a complete crack-up soon after the divorce.离婚后不久,他整个人彻底崩溃了。2撞车、撞毁事故口语There was a three-car crackup on the highway this morning.今天早上高速公路上发生了三车连撞的事故。用这个字练口说→