Polymethylmethacrylate
聚甲基丙烯酸甲酯, 有机玻璃
🗣️ 情景例句
We have to talk the matter over now.
我们必须讨论一下这件事。
Theings present are judged by things past.
欲断今日事，须知往日情。
He glared at Bill, ready to teach him a lesson.
他怒视着比尔，准备教训他一顿。