polysn.多边形POLYabbr.聚乙烯(=polyethylene)pref.多的；聚合的polyclad多肠目的扁虫Polyakin波利亚金Polyanin波利亚宁polyderm复周皮, 复皮层polylinen.多叉线polyironn.多晶形铁(树脂羰基铁粉)PolyHeme多聚体血红蛋白polygamyn.一夫多妻制；多配偶制polyzimen.含酶麦芽提出物Polyidesn.多叉藻属(多叉藻科；多子藻科)