Polyacrylonitrile
n. [化]聚丙烯腈
🗣️ 情景例句
Yes. This product will save you a lot of money and time.
是的。这个产品可为你节省很多的钱和时间。
How big?
多大？
But George's parrot, Henry, was still there.
但时乔治的鹦鹉亨利仍在那里。