滚珠轴承 gǔnzhūzhóuchéng ball bearing Origin Definitions Defs Strokes Stroke Words Sentences Sents 滚珠 滾珠 gǔnzhū bearing ball a steel ball used as a part in a ball bearing; also called 钢珠 gāngzhū轴承 軸承 zhóuchéng bearing a mechanical part that supports a rotating shaft, allowing it to turn smoothly while maintaining a precise position