articulated rear axle

例句：

1. 1. The car's rear axle was damaged during the accident.
   这辆车在事故中后轴受损了。
2. 2.The engineers were working on an articulated rear axle for the new model.
   工程师们正在为新型号的车制作一个可拆卸的后轴。
3. 3.The rear axle of the truck is designed to be easily replaced.
   卡车的后轴设计得可以轻易更换。