tram trammels

例句：

1. 1. The tram is running smoothly on the main street.
   有轨电车在主街上运行得非常平稳。
2. 2. The tram was crowded with people going to work early in the morning.
   早高峰时，有轨电车上挤满了去上班的人们。
3. 3. The tram has a new design that makes it more comfortable for passengers.
   有轨电车采用了新的设计，让乘客乘坐起来更加舒适。