Fluoridation
[医] 氟化
📖 牛津释义
fluoridation
n[U].
🗣️ 情景例句
Grandpa!
爷爷！
A gloved cat catches no mice.
戴手套的猫抓不到老鼠。
Yes. Then my family moved to France.
是的。然后我们搬到法国。