Read Edit View history 自由落体 zìyóuluòtǐ free-fall Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 自由落体/自由落體 · zìyóuluòtǐ · free-fall 2026/03/04 自由落体 / 自由落體 zìyóuluòtǐ free-fall the motion of a falling body where gravity is the only force acting upon it; free-fall 实验展示了物体在真空中的自由落体运动。 created sense Mar 4, 2026, 02:25 AM