bend in exhaust pipe

例句：

1. 1.The car's exhaust pipe is bent at a strange angle.
   汽车的排气管以一种奇怪的弧度弯曲。
2. 2. The engineer had to bend the pipe to fit the new size of the engine.
   工程师不得不弯曲管道以适应新引擎的大小。
3. 3.The car was so old that its exhaust pipe was bent and rusted.
   这辆汽车太旧了，它的排气管弯曲并生锈了。