英语词汇“simple machine”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	simple machine
释义	simple machine noun : any of various elementary mechanisms having the elements of which all machines are composed and including the lever, the wheel and axle, the pulley, the inclined plane, the wedge, and the screw
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英语词典包含332784条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。