polygonsn.多边形；多角形名词polygon的复数形式.polygonn.多边形polygon structure多边形结构polygonal orifice多角形孔口polygonal circuit多边形闭合环Polygonum alpinumn.髙山蓼polygoneae plants蓼族植物polygonal masonry多边砌墙法polygonal crystal多面体晶体polygon attribute[计] 多边形属性Polygonum nodosum节蓼polygonal conical多边筛