英语词汇perpetual motion怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	perpetual motion
释义	perpetual motion  (also perpetual-motion) N-UNCOUNT 永动（理论）（认为物体可以不获取任何能量而永远运动下去） The idea of perpetual motion is the idea of something continuing to move for ever without getting energy from anything else. 永动（理论）（认为物体可以不获取任何能量而永远运动下去） Trends of perpetual motion View usage for:All yearsLast 10 yearsLast 50 yearsLast 100 yearsLast 300 years
随便看	layers lay eyes on lay hands on lay-in lay in layin laying laying it on layings lay-into lay into layinto layman laymen lay-off lay off layoff lay-offs layoffs lay-on lay on layon lay-out lay out layout

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