Polyacrylonitrile
n. [化]聚丙烯腈
🗣️ 情景例句
January the thirtieth and you're invited.
1月30日，希望你能出席。
This window is just as wide as that one.
这扇窗户刚好和那扇一样宽。
It's nothing to be surprised about.
这事不值得大惊小怪。