Polyvinylene
聚乙烯撑, 聚次亚乙烯
🗣️ 情景例句
What shades of lipstick do you sell?
你们卖的口红有什么颜色的？
No. Behave yourself, Jack.
别胡闹，杰克。
Good afternoon! I've come to return your pan. Thank you very much for lending it to me.
下午好！我来还你锅。非常感谢你能把锅借给我。