Polymethacrylonitrile
[化] 聚甲基丙烯腈
🗣️ 情景例句
Is this what I ordered?
这是我点的吗？
He has gone far beyond me in learning.
他在学问上超过我。
As the cry was repeated several times, she ran to tell the manager who promptly rang up the fire brigade.
由于这种喊叫声重复了几次，她跑去报告经理，经理当即给消防队挂了电话。