Fluoridating
v. 在饮水中加少量之氟（以防儿童蛀牙）( fluoridate的现在分词 )
🗣️ 情景例句
I also applied to NYU.
我还申请了纽约大学。
The industrial area is centered largely in the north.
大部分工业区域集中在北方。
That's beautiful.
你干得太漂亮了！