rupture of medial collateral ligament of elbow

例句：

1. 1. The car'sengine ruptured when it hit apothole.
   汽车在碰到一个坑时发动机破裂了。
2. 2. The bridge rupturedunder the weight of the heavy snowfall.
   大雪压垮了这座桥。
3. 3. The oldbook was torn apart by a curious child.
   好奇的孩子把这本旧书撕得粉碎。