gearbox rubber ring

例句：

1. 1. The new gearbox was designed to improve the efficiency of the vehicle.
   新设计的齿轮箱旨在提高车辆的效率。
2. 2. The gearbox was a critical component in the engine's operation.
   齿轮箱是发动机运行的关键部件。
3. 3. The gearbox was damaged during the accident, requiring immediate repair.
   事故中齿轮箱受损，需要立即修复。