英语词汇“simple machine”是什么意思，“simple machine”的读音、用法及例句翻译-烛光网

词汇	simple machine
释义	simple machinen.（名词） A simple device, such as a lever, a pulley, or an inclined plane; a machine.简单机械：一个简单的装置，如杠杆、滑轮或斜面；机械装置
随便看	per se persecute persecuted persecutes persecuting persecution persecutions Perseid Perseids Persephone Persepolis Perseus perseverance perseverance perseverances perseverate perseverated perseverates perseverating perseveration perseverations persevere persevere persevered perseveres

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