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单词 perpetual motion
释义 perpetual motionBrE /pəˌpetʃuəl ˈməʊʃn/NAmE /pərˌpetʃuəl ˈmoʊʃn/ noun [U] a state in which sth moves continuously without stopping, or appears to do so 永动We're all in a state of perpetual motion in this office (= we're always moving around or changing things). 我们这个办公室里大家总在忙得团团转。
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