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BNC: 17557 COCA: 19514

polyethylene

noun
/ˌpɒliˈeθəliːn/
/ˌpɑːliˈeθəliːn/
(North American English)
(British English polythene)
[uncountable]
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  1. a strong, thin plastic material, used especially for making bags or for wrapping things in聚乙烯
BNC: 17557 COCA: 19514
BNC: 17557 COCA: 19514
BNC: 17557 COCA: 19514

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