单词zero-gravity
na.: 【物】零重力；失重；“null gravity”的变体
网络: 零地心吸引力；无重力的
（太空等的）零重力状态，失重状态:
a state in which there is no gravity , or where gravity has no effect, for example in space
零重力加速环境
〔军〕失重;零过载
NASA"s Personal Satellite Assistant possesses none of these things; instead it uses small fans to propel itself through zero gravity.
NASA的个人卫星助理不需要这些，它依靠小型风扇在零重力环境中推进。
They will be "the first bride and groom to be married in zero gravity, " the company, a provider of commercial weightless flights, said.
他们将成为「第一对在无重力状态下结婚的新郎与新娘」，这家提供商业无重力飞行的公司说。
In the vent of a suborbital launch, the booster would be jettisoned before Tycho Brahe spacecraft reaches zero gravity.
在次轨道发射的尽头，助推器将在第谷·布拉赫达到零重力状态之前被剥离。
Some scientists have designed a test to see how zero gravity affects the daily growth patterns of plants.
一些科学家已经设计一个测试见到如何零地心引力影响植物的每日生长式样。
He said that astronauts returning from the zero gravity of space often have trouble with balance .
他告诉我们，宇航员适应了太空的微重力环境，回到地球后平衡感会出现问题。
In 1999, NASA sent ladybugs and aphids up in the space shuttle to test their movements in zero gravity.
1999年，NASA（美国航空航天局）将瓢虫和蚜虫带上了航天飞机以测试它们在失重状态下的行动。
No, seriously. I"ve always dreamed of traveling in space, floating in zero gravity, gazing down on the Earth.
不，我是说真的。我一直梦想遨游太空，零重力地漂浮，俯瞰大地。
People think a zero gravity room, there"s a switch on there that turns it off, but it"s actually parabolic flight of an airplane.
人们觉得在一间零重力的房间里，是有一个开关可以关掉它的。但这实际上通过让一架飞机做抛物线飞行来实现。
To test whether artificial gravity can counteract such muscle wasting, researchers subjected 15 healthy men to a zero-gravity simulation.
为了测验人造重力是否能抵消肌肉流失，研究人员对15名健康男子进行了零重力模拟。
I suddenly got a feeling of soaring into the sky because of the zero gravity.
由于没有地球引力，我突然有一种升入云霄的感觉。