Polyacrylamide
[化] 聚丙烯酰胺
🗣️ 情景例句
I guarantee you it would go very well in the hospitals.
我保证在医院这种计划会推行得很好。
Geographically,this country is located in the southern hemisphere.
这个国家在地理上位于南半球。
What do you want?
你想怎么样？