转角 zhuǎnjiǎo corner Origin Definitions Defs Strokes Stroke Words Sentences Sents 旋转角 xuánzhuǎnjiǎo rotation angle angle of rotation偏转角 piānzhuǎnjiǎo deflection the angle at which a ray, beam, or particle path turns aside or diverges from its original straight-line direction旋转角速度 xuánzhuǎnjiǎosùdù angular velocity rotational angular velocity