| 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。 |