Imagine a member came up to me and told me that he has a strained hamstring muscle.

想像一下，一个成员走到我面前，告诉我说，他有大腿肌肉。

Objective To observe the effect of hamstring muscle injury treated by pole vaulting .

目的观察电针为主治疗股后肌群拉伤的效果。

Pau Gasol also sat out practice after experiencing tightness in his hamstring muscle the previous day but said he didn't think it was serious.

加索尔由于在前一天训练中感觉腿腱的不适也缺席了训练，但是他说情况不严重。