名詞 polypropylene:

1. a polymer of propylene used as a thermoplastic molding material
   同義詞：polypropene

pol.y.pro.pyl.ene

n.（名詞）
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：一種熱塑性樹(shù)脂，它是丙烯的聚合物。它們都很堅(jiān)硬，而且被用來(lái)制造鑄造件和纖維
A fabric of fibers made from any of these resins.
聚丙烯纖維織物：用這些樹(shù)脂中的任一種制造的纖維織物

【引伸】
pol.ypro.pylene.
adj.（形容詞）