Organosilicate
有机硅酸盐
🗣️ 情景例句
He's an extremist, and quite fanatical.
他是个极端分子，非常狂热。
Can I bring this on the plane?
这件我可以带上飞机吗？
I want to take some books to the classroom. Could you help me, please?
我想把一些书拿到教室里，你能帮个忙吗？