Polyethene
n. 聚乙烯
🗣️ 情景例句
I remember.
我想起来了。
We had expected much lower prices.
我们希望报价再低一些。
When she caught up with them, she saw that they had sat down and were going through the contents of the bag,
当她赶上他们时，发现他们已经坐了下来，正翻着包里的东西。