| 释义 |
● ˌcrack ˈup (informal ) to become ill , either physically or mentally , because of pressure （因压力造成身体或精神）垮掉，崩溃◆ You'll crack up if you carry on working like this . 你再这样干下去，身体会垮掉的。to start laughing a lot 开始大笑起来◆ He walked in and everyone just cracked up . 他一进来，人人都捧腹大笑起来。See also crack |