reverse gear oil cup

例句：

1. 1. The mechanic replacedthe oil filter with a new reverse gearoil cup.
   机械师用一个新的逆档齿轮油杯替换了油滤。
2. 2. Duringthe maintenance, we checked the condition ofthe reverse gear oil cup.
   在维护期间，我们检查了逆档齿轮油杯的状况。
3. 3. The car's engine wasrunning smoothly after the technician replaced the reversegear oil cup.
   技师更换了逆档齿轮油杯后，汽车的发动机运行得非常顺畅。