Polyethene
n. 聚乙烯
🗣️ 情景例句
What's all the cheering about?
这么高兴是为什么？
He is playing on the merry-go-round in the park.
他正在公园里骑旋木马。
These had settled down for the winter at Chippenham: thither Alfred went.
丹麦军已在切本哈姆扎下营准备过冬，阿尔弗雷便来到此地。