| 词汇 | polystyrene |
| 释义 | poly·styr·eneBrE /ˌpɒliˈstaɪriːn/ NAmE /ˌpɑːliˈstaɪriːn/ (also Styrofoam™ especially inNAmE ) noun [U ]a very light soft plastic that is usually white , used especially for making containers that prevent heat loss 聚苯乙烯◆ polystyrene cups 聚苯乙烯杯子 |
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