Calcarea
[医] 钙质纲
🗣️ 情景例句
A thief has just robbed me. Can you send the police?
一个盗贼抢劫了我，你能替我报警吗？
If he doesn't pay, who will?
如果他不，谁要付账？
Children often love to play this game.
孩子们常爱玩这种游戏。