Fluorizated
氟化的
??? 情景例句
I hear the exams will be very tough.
我聽說考試挺難的。
If you lie upon roses when young, you'll lie upon thorns when old.
年青時躺在玫瑰上，老年時就會躺在荊棘上。
I have often tried to conceive of what those pages might contain,
我常常試圖想像這些紙上所寫的東西，