重力摆 zhònglìbǎi pendulum Definitions Defs Origin Strokes Stroke Words Sentences Sents 重力摆 重力擺 zhònglìbǎi pendulum A weight suspended from a fixed point so that it can swing freely backward and forward under the influence of gravity
重力摆 重力擺 zhònglìbǎi pendulum A weight suspended from a fixed point so that it can swing freely backward and forward under the influence of gravity
