研磨 yánmó grind Origin Definitions Defs Strokes Stroke Words Sentences Sents 研磨料 yánmóliào abrasive abrasive material研磨材料 yánmócáiliào abrasive material used for grinding, polishing, or sharpening surfaces through friction研磨盘 yánmópán grinding disk a circular tool or component used for grinding, sanding, or polishing surfaces