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polystyrene ['pɔlɪ'staɪ(ə)ri:n] n
ecol. 聚苯乙烯系一种高频绝缘材料
hydroel.st. 聚苯乙烯
plast. 聚本乙烯
space resin聚苯乙烯树脂
tech. 苯乙烯树脂
polystyrenes ['pɔlɪ'staɪ(ə)ri:n] n
earth.sc. 聚苯乙烯{化}
polystyrenes n
chem. 聚苯乙烯
polystyrene
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