brake drum anvil

例句：

1. 1. The brake drum is essential for stopping the car in emergencies.
   刹车鼓在紧急情况下是停止汽车的关键。
2. 2.The anvil was used to strike metal with hammers, which helped to shape it into useful tools.
   砧铁被用来用锤子敲打金属，有助于将金属打造成有用的工具。
3. 3. The anvil was a crucial part of the blacksmith's workshop, where they would use it to shape and temper steel.
   砧铁是铁匠作坊中至关重要的部分，他们在这里使用它来锻造和淬火钢。