Pmma
[化] 聚甲基丙烯酸甲酯
🗣️ 情景例句
All my bags are checked in. I guess I'm all set to go.
我的行李都检查完了，看来我可以走了。
What would you have done last night if you hadn't had to study?
如果昨晚你不必学习你会做什么？
The small ship, Elkor, which had been searching the Barents Sea for weeks, was on its way home.
小船“埃尔科”号在巴伦支海搜寻了几个星期之后，正在返航途中。