Question

weightless adj.没有重量的，失重的，无重力的; noun:weightlessness~

Accepted Answer

英[ˈweɪtləs]  美[ˈwetlɪs] ADJ-GRADED无重量的;轻的Something that is weightless weighs nothing or seems to weigh nothing.例：Photons have no mass—they are weightless.光子没有质量——它们是无重的。例：...weightless silk curtains.轻柔的丝质窗帘ADJ失重的A person or object is weightless when they are in space and the earth's gravity does not affect them, so that they float around.例：Helen described life in a weightless environment during her period in space.海伦描述了她身处太空时失重状态下的生活。

单词	weightless
音标	英[ˈweɪtləs] 美[ˈwetlɪs]
解释	adj.没有重量的，失重的，无重力的;
例句	ADJ-GRADED 无重量的;轻的 Something that is weightless weighs nothing or seems to weigh nothing. 例：Photons have no mass—they are weightless.光子没有质量——它们是无重的。例：...weightless silk curtains.轻柔的丝质窗帘 ADJ 失重的 A person or object is weightless when they are in space and the earth's gravity does not affect them, so that they float around. 例：Helen described life in a weightless environment during her period in space.海伦描述了她身处太空时失重状态下的生活。
变形	noun:weightlessness~

Weightless 英[ˈweɪtləs 美[ˈwetlɪs Adj.没有重量的，失重的，无重力的 Adj Graded 无重量的;轻的 Weighs 例：Photons