sliding part

例句：

1. 1. The car's engine is a complex system withmany moving parts.
   汽车的发动机是一个复杂的系统，有许多移动部件。
2. 2. Thescientist used a microscope toexamine the intricate details of thesliding part.
   科学家使用显微镜来检查滑动部件的复杂细节。
3. 3. Theengineer designed a new mechanismthat could smoothly slide the heavyload without damaging the surrounding parts.
   工程师设计了一种新的机制，可以平滑地滑动重载，而不损坏周围的部件。