Fluor
n. [矿]氟石
✅ 同义词
🗣️ 情景例句
Thank you very much.
非常感谢。
How can you be so stubborn?
怎么那么死脑筋？
I see, we'll take another look at your specifications.
哦，我们会再查一直你们的规格说明书。