engine knock TEF/TCF常用TEF/TCF专四

敲缸,发动机爆声,发动机爆燃,发动机爆震 newengine knock的英文翻译是什么意思，词典释义与在线翻译：参考翻译发动机的爆震声

Sometimes the engine knocks. I think I should have it adjusted.Sometimes the engine knocks. I think I should have it adjusted.

有时候引擎喀喀响。我想我应该请人调整一下。