轉軸 zhuànzhóuzhuǎnzhóu axle Origin Definitions Defs Strokes Stroke Words Sentences Sents 旋转轴 xuánzhuànzhóu axis of rotation the center line around which a body or system rotates自转轴 zìzhuànzhóu axis of rotation the imaginary line around which an object rotates转轴儿 zhuànzhóur axis of rotation the center line around which something rotates