Polyoxamide
聚乙二酰胺
🗣️ 情景例句
and she belongs to Mr. and Mrs. Levinson.
它是Levinson夫妇家的狗。
Two wrongs don't make a right.
两个错误不能构成一个正确。
I'm Scottish. I'm from Scotland.
我是苏格兰人。我从苏格兰来。