Polyacrylonitrile
n. [化]聚丙烯腈
🗣️ 情景例句
Congratulations again on your promotion. You deserve it.
再度恭喜你高升。你是得之无愧的。
One fool makes many.
一人傻，傻大家。
What about your bag? Would you like me to carry it?
手提包呢？您要我提吗？