n.

1. 【解】腿筋
   Athletes cannot run very well if they hurt their hamstrings.

   运动员如果腿筋受伤的话，就不能跑得好。

vt.

1. 切断（人、马等的）腿后腱使成跛脚

n.

v.

1. cripple by cutting the hamstrings.
2. thwart or severely restrict.