Calcarea
[医] 钙质纲
🗣️ 情景例句
As you please. I'm ready.
请便。我准备好了。
The mining area is centered large in the north.
那里的采矿区大部分集中在北部。
The police were astounded when Mrs.Ramsay told them what she had done.
拉姆齐太太把她所做的事告诉了警察，警察听后大为吃惊。