spread of axles

例句：

1. 1. The car's engine is producing a lot of heat, and the axles are starting to spread.
   这辆车的引擎产生很多热量，车轴开始扩散了。
2. 2. The engineer carefully measured the axle spread to ensure the wheel alignment was correct.
   工程师仔细测量了车轴的分布，以确保车轮对齐是正确的。
3. 3. The new tire design aims to reduce the axle spread for better fuel efficiency.
   新的轮胎设计旨在减少车轴的分布，以获得更好的燃油效率。