Polypentamethylene suberamide
[化] 聚亚戊基辛二酰胺; 聚辛二酰戊二胺
🗣️ 情景例句
She never spoke about her private life.
她从未谈过她的私生活。
When did I say that?
我什么时候说过了？
I've no idea. What do you think?
我不知道。你想干啥？