Orthosilicate
正硅酸盐
🗣️ 情景例句
What's on the menu?
有什么菜？
When I'm going to buy a TV set next time, I'll buy a larger screen.
你有电视借目标吗？体育特别节目之后是什么？
That would be nice. Let's fix a date.
那太好了。我们定个日子吧。