英语词汇“perpetual motion”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	perpetual motion
释义	perpetual motionperˌpetual ˈmotion noun [uncountable] 1the idea that a machine would be able to continue moving forever without getting energy from anywhere else, which is not considered possible2be in perpetual motion informal to be very active for a long time without stopping: She seemed to be in perpetual motion, never stopping to relax.
随便看	interchangeably intercity intercollegiate intercom interconnect interconnected interconnectedness interconnection intercontinental intercourse intercultural intercut interdenominational interdepartmental interdependence interdependent interdict interdiction interdisciplinary interest interested interest-free interest group interesting interestingly

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