Polyoxamide
聚乙二酰胺
🗣️ 情景例句
It's too soon to know for certain.
现在还太早， 不知道确切情况 。
No, I heard she's married with two kids.
不，我听说她已使君有夫，还有两个孩子。
Jim, where's your father?
吉姆，你爸爸在哪儿？