Polyethylenes
(polyethylene 的复数) n. 聚乙烯\\n[化] 聚乙烯
🗣️ 情景例句
Susan, I'd like to continue this conversation later. Susan
我希望等一下能继续我们的谈话。
I did it without much difficulty.
我没费多少劲就完成了那项工作。
What about Lily? Is she wearing the same clothes?
莉莉呢？她也穿一样的衣服吗？