相关单词同义词zero gravity, absence of gravity, 近义词 airiness 通风, lightness 光亮度, buoyancy 浮力, fluffiness fluffy的名词形式..., flimsiness 脆弱临近词weight, weightdrop相似词weightage, weighted, weighting, weightless, weightlifting, weighty, weir, weird, 返回 weightlessness