Polymethacrylate
聚甲基丙烯酸酯
🗣️ 情景例句
My vacation was too short, I needed more time.
假期太短了，再有几天就好了。
The day is long to him who knows not how to use it.
百无聊赖。
She quickly put the basket on the table.
她很快把篮子放在桌子上。