Polyvinylamine
聚乙烯胺; 聚乙烯胺
🗣️ 情景例句
We'd like to give thanks for meeting Susan
我们要感谢认识了Susan
What kind of talk is that?
你说这什么话？
From the moment of his birth, the customs into which he is born shape his experience and behaviour.
从他呱呱坠地的时刻起，他所生于其中的风俗就开始塑造他的经历和行为规范。