polyactadj.多辐肋的POLYabbr.聚乙烯(=polyethylene)pref.多的；聚合的polymorphic male多型雄螨polygrid network多网孔网络polyslot winding多槽绕组polysiloxanediol聚硅氧烷二醇polycyclic group多循环群polyaminostyrene聚氨苯乙烯polysilicon acid聚硅酸polycyclic musks多环麝香polysornnography多导睡眠描记术poly-tungstaten.多钨酸盐