trolley air cylinder

例句：

1. 1.The trolley air cylinder is used to power the tram's motors.
   有轨电车空气压缩机用来为电车的马达提供动力。
2. 2.The trolley air cylinder was designed to improve the efficiency of the tram system.
   有轨电车空气压缩机的设计目的是为了提高电车系统的工作效率。
3. 3. The trolley air cylinder has been a popular choice for many years.
   有轨电车空气压缩机多年来一直受到许多人的青睐。