weightless

意思翻译 adj.失重的；无重量的 相似词语短语 infernal weightless───地狱般的失重 双语使用场景 it's weightless .───它没有重量。 Photons have no mass – they are weightless .───光子没有质量——它们是没有重量的。 Helen described life in a weightless environment during her period in space...