steering post spacer

例句：

1. 1.The car's steering post spacer was damaged during the accident.
   汽车在事故中转向柱间隙受损。
2. 2. The mechanic replaced the steering post spacer with a new one.
   机械师用一个新的转向柱间隙替换了原来的。
3. 3.The car's performance improved significantly after the repair.
   经过修理后，这辆车的性能有了显著的提高。