Decalcifies
vt. 除去石灰质；脱钙
🗣️ 情景例句
The whole family decided to spend their holiday in Hawaii.
全家决定到夏威夷度假。
Excuse me! I'm sorry I startled you!
对不起！很抱歉，让你受惊了！
Yes, they are.
对，这些是英语书。