Polyacetylvinylamine
[化] 聚乙酰氨基乙烯
??? 情景例句
Hello, I'm glad to meet you. I've heard so much about you.
你好， 很高興見到你。 久仰， 久仰。
Truth may be blamed, but shall never be shamed.
真理可能被指責，但是決不蒙恥辱。
We are all busy with work.
我們都忙于工作。