rupture of posterior cruciate ligament of knee

例句：

1. 1.The car's engine ruptured the dashboard.
   汽车的引擎把仪表盘撕裂了。
2. 2.The old tree had a rupture in its trunk.
   这棵老树树干上有一个裂缝。
3. 3. The rock ruptured under the weight of the boulder.
   这块大石头压在岩石上，导致它裂开了。