a sudden painful tightening in a muscle , often after a lot of exercise , which limits movement
发音
例句
1. Winston stopped writing, partly because he was suffering from cramp. 温斯顿驻了笔,手指也写麻了。 2. The swimmer was seized with a cramp and had to be helped out of the water. 那个在游泳的人突然抽起筋来,让别人帮着上了岸。