平板三轮 píngbǎnsānlún flatbed tricycle Origin Definitions Defs Strokes Stroke Words Sentences Sents 平板 píngbǎn noun flat board A flat board, slab, or surface plate; a level surface used as a workbench三 sān numeral three the number three; 3轮 輪 lún noun wheel wheel; circular part in a machine or vehicle that rotates; disk or ring