Fluorination
n. 氟化作用
🗣️ 情景例句
They had no way to communicate directly with Kurt.
他们无法和库尔特直接联系。
So far I have been learning about England.
到目前为止，我一直在研究有关英格兰的事情。
This work itself is very easy.
这件工作本身很容易。