• 1. engine rev: 转速
• 2. ENGINE REV LIMIT: 引擎最大发出功率 | 引擎转速限制
• 3. rev up an engine: 加快发动机转速

• 1.Five kinds of running experiment of ignition system, related experiment of ignition close Angle and touch point gap, experiment of the relation between the engine rev and ignition frequency.
  五种点火系统的运行实验，点火闭合角与触点间隙的关系实验，发动机转速与点大频率之间关系的实验。
  dict.yoduao.com
• 2.Stimulants rev your engine, and that includes boosting your metabolism.
  兴奋剂加快你的引擎，包括明显增加你的代谢率。
  dict.yoduao.com
• 3.Don't rev up the engine too fast.
  不要使发动机转速太快。
  dict.yoduao.com

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