(因压力造成身体或精神)垮掉,崩溃
to become ill, either physically or mentally, because of pressure
You'll crack up if you carry on working like this.你再这样干下去,身体会垮掉的。
开始大笑起来
to start laughing a lot
He walked in and everyone just cracked up.他一进来,人人都捧腹大笑起来。
crack sb up口语
使大笑起来
to make sb laugh a lot
Gill's so funny, she just cracks me up.吉尔滑稽极了,逗得我哈哈大笑。
释义来自《牛津高阶英汉双解词典》第 9 版