Fluoridate
v. 在饮水中加少量之氟(以防儿童蛀牙)
📖 牛津释义
fluoridate
v[Tn]
add traces of fluoride to (the water supply), esp to prevent tooth decay 在（食水）中加氟（尤指为预防生龋齿）.
🗣️ 情景例句
How long will this letter take to get there?
这封信需要多长时间到那儿？
We had a good time.
我们过得很愉快。
After a pause he continued his story.
停顿一下之后他继续说他的。