Polyacrylamide
[化] 聚丙烯酰胺
🗣️ 情景例句
Robbie, this new Walkman is absolutely wonderful. Robbie
Robbie 这个新的随身听真棒。
Is this Empire 5-4093?
这是Empire5-4093吗？
Please remember this is not to be taken as final.
请记得这不是最后的回答。