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
Let's meet with Charley at the university club.
我们就去大学俱乐部见见Charley吧。
Could you hold the door open, please?
请让门继续开着好不好？
Indeed they can have a delightful surprise when they find something useful which they did not know they owned.
确实，一旦无意之中从自己的收藏品中找到某件有用的东西时，可以给人一种惊喜的感觉。