自由落体运动 zìyóuluòtǐyùndòng free fall Definitions Defs Origin Strokes Stroke Words Sentences Sents 自由落体运动 自由落體運動 zìyóuluòtǐyùndòng free fall (physics) free falling movement; the motion of an object falling solely under the influence of gravity
自由落体运动 自由落體運動 zìyóuluòtǐyùndòng free fall (physics) free falling movement; the motion of an object falling solely under the influence of gravity