英语单词“perpetual motion”的翻译、意思、音标-英汉词典

单词	perpetual motion
释义	[U] movement (eg of an imagined machine) that would continue for ever without getting power from an outside source 永动（不需外加能量永久运转, 如假想的机器）.
随便看	future gain gallery gallon gallop game gang gap garbage garden gardener garlic gas gasoline gasp gate gather gauge gay gaze gear gene general generally generate