英语词汇“perpetual motion”是什么意思，“perpetual motion”的读音、用法及例句翻译-烛光网

词汇	perpetual motion
释义	perpetual motionn.（名词） The hypothetical continuous operation of an isolated mechanical device or other closed system without a sustaining energy source.永恒运动：一种奇特的机械设备或其它封闭系统，无需提供能量而永恒不断地运转
随便看	comedones comedown comedowns comedy comedy of manners come-hither comelier comeliest comely Comenius come-on comer comers comes comestible comestibles comet comet cometh comets comeupance comeuppance comeuppances come–hither come–on

烛光网英语在线翻译词典收录了166908条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。