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

单词	perpetual motion machine
释义	perpetual motion machine noun : a device inherently impossible under the law of conservation of energy that can continue to do work indefinitely without drawing energy from external sources
随便看	fixedly fixedness fixed oil fixed point fixed-point fixed price fixed service fixed sign fixed signal fixed spool fixed-spool fishing fixed star fixed station fixed virus fixed year fixer fixer fixer mason fixer-upper fixes fixing fixing fixity fixture fixture

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