Polyvinylene
聚乙烯撑, 聚次亚乙烯
🗣️ 情景例句
Like it?
喜欢？
The market is declining, we recommend your immediate acceptance.
市场在萎缩，我们建议你方马上接受。
we all rushed to see it.
我们都赶紧跑去观看。