Plasmosan
聚乙烯基吡咯烷酮
🗣️ 情景例句
I'm glad our negotiation has come to a successful conclusion.
我很高兴这次洽谈圆满成功。
Shall we start the meeting now?
我们现在开始开会好吗？
I've worked here since 1989.
我自1989年以来便在这家工厂工作了。