Polyacrylonitrile
n. [化]聚丙烯腈
🗣️ 情景例句
Yes, honey.
是的 ，亲爱的。
Do you fell better now?
你现在觉得好点了吗？
I would like to express to all of you here our sincere welcome.
让我向在座诸位致以最真挚的欢迎。’