polystyrene

n [U] type of light firm plastic with good insulating properties, used esp for making containers 聚苯乙烯: [attrib 作定语] a polystyrene box 聚苯乙烯塑料盒.

polyandrous, polyandry, polyanthus, polyester, polyethylene, polygamist, polygamous, polygamy, polyglot, polygon, polygonal, polyhedron, polymath, polymer, polymorphous, Polynesian, polyp, polyphonic, polyphony, polypous, polysyllabic, polysyllable, polytechnic, polytheism, polytheistic, polythene, polyunsaturated, polyurethane, pom, pom-pom, pomander, pomegranate, Pomeranian, pommel, pommy, pomp, pomposity, pompous, pompously, ponce,