Acalcicosis
[医] 缺钙症
🗣️ 情景例句
He's busy preparing for class.
他忙着准备功课。
I have some difficulty in expressing myself.
我表达起来有点困难。
Chairs and tables went flying into the arcade.
家具，椅子，桌子飞落花流水在拱廊街上。