Polymethacrylate
聚甲基丙烯酸酯
🗣️ 情景例句
Don't beat around the bush.
别兜圈子了。
It really comes in handy.
有了它真是方便。
Summer holidays will begin next month.What are you going to do?
下个月暑假就开始了。你有什么打算？