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单词
polythene
释义
polythene
/ˈpɒliθi:n/
n.
esp.
Brit.
a tough light plastic, a thermoplastic polymer of ethylene, usu. translucent and flexible or opaque and rigid, used for packaging and insulating materials. Also called POLYETHYLENE, POLYETHENE
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更新时间:2026/5/25 17:43:42