bus-rod

例句：

1. 1. The bus driver had to replace the broken bus-rod.
   公交车司机不得不更换断了的车轴。
2. 2. The old man was sitting on his bus-rod, enjoying the sunshine.
   那位老人坐在他的车轴上，享受着阳光。
3. 3.The car's engine was making loud noises, and the mechanic needed to check the bus-rod.
   汽车发动机发出噪音，机械师需要检查车轴。