Polymethacrylonitrile
[化] 聚甲基丙烯腈
🗣️ 情景例句
They are in Thessaloniki.
他们住在Thessaloniki
I took charge of the group.
我管理过那批人。
Many strange new means of transport have been developed in our century,
本世纪已研制出许多新奇的交通工具，