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	brush 1 brush-off brush-up brushwood brushwork brusque brusquely brusqueness Brussels Brussels sprout (also sprout) brutal brutality brutalize, -ise brutally brute 1 brutish brutishly BS BSc BSI BST Bt BTA Bthu (also Btu) bubble 1