Polyacrylonitrile
n. [化]聚丙烯腈
🗣️ 情景例句
Please fill it out completely.
请全部填写。
Please send us all the data concerning your Hero Brand fountain pens and ball pens, so we can introduce your products to our customers.
请寄给我们有关你方英雄牌自来水笔和圆球笔的资料，以便我们向顾客介绍你们的产品。
I had no intention of buying one,
我原来并不打算买一个，