Fluoridizing
v. 用氟化物处理( fluoridize的现在分词 )
🗣️ 情景例句
watch the last three minutes of the game.
看完那最后三分钟的球赛。
Many a flower is born to blush unseen.
有许多花儿生来就开著没有人欣赏。
One third of this area is covered with forest.
这一地区三分之一的地方都是森林。