Pmma
[化] 聚甲基丙烯酸甲酯
🗣️ 情景例句
It's also my career as Max's mother.
当Max的母亲也是我的事业。
Before you go on, I have a question.
在你接着干之前，我有一个问题。
As a reasonable guess, they might, on an average, be 100 light years away.
据合理推算，外星人离我们平均距离也有100光年之远