v.扭伤
n.扭伤
His odds are very poor after he sprained his wrist. 他扭伤了手腕，获胜的可能性极小。
He got a foot sprain in his ankle. 他脚踝受了严重的扭伤。
Sprain and strain is caused by overstretching. 扭伤和拉伤都是由过度伸展导致。
