polythene
n[U]
type of plastic widely used in the form of flexible, often transparent, sheets for waterproof packaging, insulation, etc 聚乙烯
[attrib 作定语]
a polythene bag, cover 聚乙烯塑料袋、 套.
🗣️ 情景例句
What's that?
什么样的工作?
This kind of box is not suitable for the transport of the tea sets by sea.