overhung pinion

例句：

1. 1. The overhung pinion on the roof of the building iscausing a lot of noise.
   这座建筑屋顶上的悬吊齿轮造成了很多噪音。
2. 2. The overhung pinion was responsible for theconstant vibrations in the room.
   悬吊的齿轮导致了房间里不断的振动。
3. 3. The engineer hadto replace the overhung pinionwith a new one to fix the problem.
   工程师不得不用一个新的来替换悬吊的齿轮以解决问题。