Pmma
[化] 聚甲基丙烯酸甲酯
🗣️ 情景例句
Weren't they going to be here this morning?
他们不是今天早上要来这儿吗？
A wise man cares not for what he cannot have.
智者不作非凡之想。
On, hello, Bruce! How are you?
噢，喂，布鲁斯！你好吗？