piston pin end

例句：

1. 1.The piston pin end is the point where the piston meets the cylinder wall.
   活塞销端是活塞与气缸壁接触的点。
2. 2.The piston pin end is crucial for the proper functioning of the engine.
   活塞销端对于发动机的正常运作至关重要。
3. 3.The piston pin end is made of a material that can withstand high pressure and temperature.
   活塞销端由一种能够承受高压和高温的材料制成。