pol.y.es.ter
n.（名词）Any of numerous synthetic polymers produced chiefly by reaction of dibasic acids with dihydric alcohols and used primarily as light, strong, weather-resistant resins in boat hulls, swimming pools, textile fibers, adhesives, and molded parts.聚脂：一种人工合成的聚合物，主要通过二元酸与二羚基醇反应产生，主要在船体、游戏池、织物纤维、黏合剂和铸件上用作轻而强硬的、防风雨的合成树脂A wrinkle-resistant fabric of fibers made from any of these resins.聚脂纤维，涤纶：用这些合成树脂中的任一种制成的一种防皱的纤维
【引伸】
pol.yes.ter
adj.（形容词）pol.yes.terifica.tion
