Poly(propylene glycol)
[化] 聚丙二醇
🗣️ 情景例句
Oh, how do you do, Xiao Fu. This is Mary.
哦，你好，小付。我是Mary。
I couldn't see you.
我看不到你。
You might both have been caught and killed!
你们俩可能给抓住杀了。