counter shaft axle

例句：

1. 1.The car's counter shaft axle is worn out, so it needs to be replaced.
   汽车的中轴已经磨损了，需要更换。
2. 2.The machine's counter shaft axle broke during operation, causing the machine to stop.
   机器在运行过程中中轴断裂，导致机器停止工作。
3. 3.The engineer inspected the counter shaft axle of the tractor and found that it was in good condition.
   工程师检查了拖拉机的中轴，发现它状况良好。