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
If you want my advice, I don't think you should go.
如果你想听我的建议,我认为你不应该去。
Are you clear in your own mind what you ought to do.
你自己是否清楚该做什么?
If you are lucky enough to get a sleeper, you spend half the night staring at the small blue light in the ceiling, or fumbling to find you ticket for inspection.