combustion knock

例句：

1. 1. Theengine's combustion knock wasso loud that it woke the neighbors.
   发动机的燃烧爆震声太响了，吵醒了邻居们。
2. 2. Thecar's combustion knock is a common problemin cold weather.
   汽车的燃烧爆震声是寒冷天气中常见的问题。
3. 3.The engineer found that the combustionknock was caused by a faulty sparkplug.
   工程师发现，燃烧爆震声是由一个故障的火花塞引起的。