单词	weightlessness
释义	weightlessness /ˈweɪtlɪsnəs / noun [mass noun] The state of apparently not being acted on by gravity; the state of being weightless: the effects of weightlessness on astronauts... Structure is feathered at the edges by cantilevers which reinforce the pervading impression of weightlessness. The Xero Experience begins with specialized cosmonaut training from Soyuz bound radioactive space monkeys, then heads aloft for 90 blissful minutes of weightlessness. To simulate the effects of weightlessness, women must lie in beds tipped at an angle of six degrees.
随便看	biogeochemically biogeochemist biogeochemistry biogeoclimatic biogeographer biogeographic biogeographical biogeographically biogeography biogeology biogerontology bioglas bioglass biograph biographee biographer biographic biographical biographically biographist biographize biography biographying biohacker biohacking

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。