Polyvinylene
聚乙烯撑, 聚次亚乙烯
🗣️ 情景例句
Ellen, where's the cinnamon? Ellen
肉桂放在哪？
And straightforward communication will serve as a useful basic of successful business transactions.
以及坦率的沟通，这些将构成顺利生意交涉的有效基础。
I felt no regret for it.
对这件事我不觉得后悔。