brake-shoe grinder

例句：

1. 1. The brake-shoe grinder is used to sharpen the shoes of the brake shoes.
   刹车鞋磨床用于磨锋利的刹车鞋。
2. 2.The brake-shoe grinder was invented by a man named John Smith.
   刹车鞋磨床是由名叫约翰·史密斯的人发明的。
3. 3. The brake-shoe grinder is an essential tool for mechanics who work on cars.
   刹车鞋磨床是汽车修理工必备的工具。