polythene

聚乙烯、塑胶英式

The vegetables were wrapped in thin polythene to keep them fresh.

蔬菜用薄薄的聚乙烯膜包起来保鲜。

塑胶制的、聚乙烯制的英式，置于名词前

She carried her wet swimsuit home in a polythene bag.

她把湿的泳衣装在塑胶袋里带回家。