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	have-nots havenots havens haven't havent have occasion to have one's eye on have only to have on the go have pick of haversack haversacks haves have someone to thank for have something against have something on the go have something to offer have something to show for have taken leave of senses have taken leave of their senses have the goods on have their cake and eat it have the last laugh have the measure of have the wind of

英汉双解词典包含141091条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。