weightless state 失重状态
feel weightless 感觉不到重量
weightless environment 失重环境
A: Do you think you would feel weightless in orbit?
A：你认为你在轨道上会感到失重吗？
B: Yes, it would be a very strange sensation.
B：是的，那将是一种非常奇妙的感觉。
1) 没有重量的
2) 失重的
3) 轻飘飘的
1. 没有重量的，失重的
adjective
1. Having no weight; being in a state of weightlessness.
Synonym: light, buoyant