pol.y.pro.pyl.ene
n.（名词）Any of various thermoplastic resins that are polymers of propylene. They are hard and tough, and are used to make molded articles and fibers.聚丙烯：一种热塑性树脂，它是丙烯的聚合物。它们都很坚硬，而且被用来制造铸造件和纤维A fabric of fibers made from any of these resins.聚丙烯纤维织物：用这些树脂中的任一种制造的纤维织物
【引伸】
pol.ypro.pylene.
adj.（形容词）
