名词
中文翻译：活塞
同义词：
['piston', 'cylinder piston例句：1. The hammer piston is the part of the engine that moves the pistons up and down.（锤式活塞是发动机中使活塞上下运动的部件。）']
例句：
-
1. The hammer piston is the part of the engine that moves the pistons up and down.
锤式活塞是发动机中使活塞上下运动的部件。
-
2.The piston is the main component of the engine that converts the gas into mechanical energy.
活塞是发动机的主要组件，它将气体转化为机械能。
-
3. The piston is used to move the pistons in the cylinder.
活塞用于在气缸中移动活塞。