Fluoridizing
v. 用氟化物处理( fluoridize的现在分词 )
🗣️ 情景例句
Twenty-one inches.
二十一英尺。
I asked him to do it for me, but he wouldn't.
我请他帮我做，但是他不肯。
All at once, I noticed that my wife seemed to be filled with alarm.
突然，我注意到妻子十分惊恐。