exhaust noise

例句：

1. 1. The car engine is making a lot of exhaust noise.
   汽车发动机发出很多排气噪声。
2. 2. The factory has to reduce its exhaust noise to comply with the new regulations.
   工厂必须减少其排气噪声以符合新的法规。
3. 3. The exhaust noise from the roadside was so loud that it drowned out the traffic noise.
   路边的排气噪声太响了，以至于盖过了交通噪音。