Fluorination
n. 氟化作用
🗣️ 情景例句
I couldn't agree with you more.
我完全同意你的说法。
You must go to the moon. It's your duty.
你必须上月球去，这是你的职责。
He usually drops in at my place on his way home.
他常常在回家的路上顺便来看看我。