He suffered torn ligaments in his knee.

他的膝部韧带撕裂了。

They're held together with tendons and ligaments.

肌腱和韧带把它们连在一起。

Collateral ligaments and soft tissue imbalance around the knee.

膝关节侧副韧带及软组织失衡导致的内翻。

Both are caused by the stretching of skin muscles and ligaments and both are normal.

这都是因为皮肤、肌肉和韧带拉伸的原故，也都属于正常现象。

A surgeon has found a way to support injured ligaments with an internal device.

一名外科医生发现一个方法，用内部装置来支撑受伤的韧带。