gear shift rod lock ball

例句：

1. 1. The car's gear shift rod lock ball is designed to prevent the transmission from shifting when the engine is off.
   汽车的齿轮换档杆锁定球设计用来防止发动机熄火时变速器换档。
2. 2.The technician replaced the gear shift rod lock ball and checked the transmission fluid level.
   技师更换了齿轮换档杆锁定球，并检查了变速器液位。
3. 3.After the gear shift rod lock ball failed, the car wouldn't start until the problem was fixed.
   齿轮换档杆锁定球失效后，车一直无法启动直到问题解决。