polyynen.聚炔烃POLYabbr.聚乙烯(=polyethylene)pref.多的；聚合的polyolefine fiber聚烯烃纤维polymethacrylates聚甲基丙烯酸酯polysyllable verb复音动词polymetal deposit多金属矿polynitrostilbene多硝基多芪类化合物Polygala arvensisn.小花远志polymetaphosphaten.聚偏磷酸盐polyethylene film聚乙烯薄膜polyadenelic acid多聚腺苷酸poly squared cmos双层多晶硅互补金属氧化物半导体