Pmma
[化] 聚甲基丙烯酸甲酯
🗣️ 情景例句
Did you know I can type almost 60 words per minuter?
你知道吗，我能每分钟打60个字。
Please do not touch the wet paint.
油漆未干，请勿触摸。
Yes, I slept very well all night, thanks.
好的，我一个晚上都睡得很踏实，谢谢。