翻译和例句:
from floating away.Weightlessness (失重) is a major consideration for the astronaut.Gravity is what ……
to doparachuting(跳伞). He had to experienceweightlessness(失重状态). Yang said every time he did ……
weightlessness (失重) and centrifuge (离心分离机) training, as well as learning how to use communications and control ……
of over 96 kilometres for three minutes of weightlessness (失重状态).Then C-21 will slide back ……
, astronauts have to cope with weightlessness (失重状态).Flying in the airWithout gravity, the ISS astronauts can ……
aboutzero gravity(失重) with my head upside down in the spaceship," said Han Yinan.Many students think ……
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