“机械师”的英语可以翻译为：machinist，[化] mech，mechanician，mechanist，engineman...

英国皇家空军表彰他是一名非常能干的机械师。The RAF recognized him as an out-standingly able engineer.他生来就是个有设计天赋的机械师。He was a born mechanic with a flair for design.机械师对发动机作了必要的调整.The mechanic made the necessary adjustments to the engine....