The straight - chain alkanes exacerbate the problem of engine " knock ".

直链烷烃使机器的 “ 爆震 ” 问题更加严重.

辞典例句

He diagnosed the trouble that caused the engine knock.

他找出发动机爆声的毛病所在.

辞典例句

AMSOIL Octane Boost reduces engine knock, improves ignition and helps fuel burn cleaner.

AMSOIL辛烷升压减少爆震, 点火并有助于提高燃油燃烧更清洁.

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