Teeth decalcification
[医] 牙脱钙
🧩 词语组成解析
teeth
[ti:θ]
n. 牙( tooth的名词复数 );齿;齿状部份;致力于（ 有难度的事）;tooth的复数形式;（组织、法律等）强大有效;不顾危险（或反对等）;
n. [化]脱钙(作用)
🗣️ 情景例句
I can't drive, I've never driven in my life.
我不会开车，我这辈子都没开过车。
He who has not tasted bitter knows not what sweet is.
不吃苦中苦，哪知甜中甜。
Were you in San Francisco at the time of the big earthquake in 1989?
1989年旧金山大地震时，你在那儿吗？