brass bushing

例句：

1. 1. The new car has a brass bushing in the engine compartment.
   新车的发动机舱里有黄铜衬垫。
2. 2. The old house needed some brass bushing to fix the leaky roof.
   这所老房子需要一些黄铜衬垫来修理漏水的屋顶。
3. 3. The engineer used brass bushing to reinforce the beams of the bridge.
   工程师用黄铜衬垫加固了桥梁的梁。