“由”的拼音为：yóu...

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他是由海军上将精心挑选出来担任这项工作的。He was hand-picked for this job by the Admiral.发动机舱里的水由一条软管抽走。Water in the engine compartment is sucked away by a hose.鲍勃死于由他的生活方式引起的心脏病突发。Bob died of a heart attack, brought on by his lifestyle....