Polyoxamide
聚乙二酰胺
🗣️ 情景例句
I was wondering if you could help me. I'd like to know.
不知道你能否帮助我，我想知道。
May I use the telephone?
我能用一下电话吗？
will finally become so steep that we can live no longer,
但最终会急转直下，我们也无法再活下去了。