Poly(acrylic acid)
[化] 聚丙烯酸
🗣️ 情景例句
We need to know about your history with animals.
我们要了解你以前与动物的关连。
Could you tell me where is the first-aid room?
你能不能告诉我急诊室在哪里？
How did the printing come out?
这种印刷结果怎样？