词组	crack up
释义	●ˌcrack ˈup●ˌcrack sb ˈup (informal) to start laughing a lot; to make sb laugh a lot （使）大笑起来◆Everybody cracked up when he fell over. 他摔了一跤，引起众人一阵哄笑。◆She’s so funny—she cracks me up! 她真滑稽，逗得我捧腹大笑。SYN crease up, crease sb up (BrE) NOTE Not used in the passive. 不用于被动语态。[v + adv] [v + n/pron + adv] ●be ˌcracked ˈup to be sth (informal) to be as good, clever, exciting, etc. as people think or say sb/sth is 如同人们想象（或所说）的那样好（或聪明、令人兴奋等）◆Stardom is not all it’s cracked up to be. 当明星并非想象中那样。◆She’s not as good as she’s cracked up to be. 她并不像人们说得那么好。▸ ˈcrack-up noun (NAmE, informal) a person who is good at making other people laugh 逗趣的人◆She was always the class crack-up. 她在班上总是很风趣。
随便看	chip off sth chip sth away/off chip sth off, etc. chip sth off sth chivvy chivvy sb along (BrE, informal) choke choke sb up (informal) choke sth back choke sth off choke up chop chop at sth chop away at sth chop sth down chop sth off chop sth off sth chop sth up chow chow down (on sth) (NAmE, informal) chuck chuck down, chuck down sth chuck it down chuck sb out

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