Fluorosilicate
氟硅酸盐
🗣️ 情景例句
I've heard a lot about you, sir. Now I finally have the chance to meet you in person.
先生，久仰大名，现在终于让我亲自见到你了。
A road of a thousand miles begins with one step.
千里之行始于足下。
We waited and waited, but nothing happened.
我们等啊等啊，可情况没有变化。