full-floating stub axle

例句：

1. 1. The full-floating stub axle is the most critical component of the suspension system.
   全浮式短轴是悬挂系统最关键的部件。
2. 2.The engineers were able to replace the full-floating stub axle with a more durable one.
   工程师们能够用更耐用的短轴替换掉原来的全浮式短轴。
3. 3.The car's performance was greatly improved after the full-floating stub axle was replaced.
   更换了全浮式短轴后，这辆车的性能得到了极大的提升。