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
I can't make sense of it.
这个我弄不明白。
Turn your tongue seven times before speaking.
话到嘴边留三分。
Mmm, I see. It feels a bit tense. what happened exactly?
哦，我知道了。摸起来有点硬。到底发生了什么事？