Fluoridated
v. 在饮水中加少量之氟（以防儿童蛀牙）( fluoridate的过去式和过去分词 )
🗣️ 情景例句
You do. You do. There's a book here.
当然 ，当然。书要出版。
There is life in the old dog yet.
老当益壮。
What about you? Where do you live?
你呢？你住在哪儿呢？