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
That's a good sign.
这是个好兆头。
Never mind.
别放在心上。
so it was easier for the detective to watch her.
因此，侦探比较容易监视她。