weightlessness
2026-03-23
n. 失重weightlessness Noun the property of being comparatively small in weight;"the lightness of balsa wood" weightlessness例句 用作名词(n.) Astronauts in flight must adjust to weightlessness.宇航员在飞行中必须适应失重状态...
2026-03-23
n. 失重weightlessness Noun the property of being comparatively small in weight;"the lightness of balsa wood" weightlessness例句 用作名词(n.) Astronauts in flight must adjust to weightlessness.宇航员在飞行中必须适应失重状态...