Polymethacrylonitrile
[化] 聚甲基丙烯腈
🗣️ 情景例句
So I know.
所以我了解这些。
One honest word is better than two oaths.
两句誓言不如一句实话。
But there are some parts of the word where even now people cannot write.
但直到现在，世界上有些地方，人们还不会书写。