crankshaft cheek

例句：

1. 1.The engine's crankshaft cheek is worn out, which affects its performance.
   发动机的曲轴颊磨损了，这影响了其性能。
2. 2.The mechanic inspected the crankshaft cheek and found a small crack.
   技师检查了曲轴颊，发现一个小裂缝。
3. 3.The car's crankshaft cheek was replaced to fix the issue.
   为了解决这一问题，更换了汽车的曲轴颊。