Dicalcium
[医] 二钙
🗣️ 情景例句
How can I reward your help?
我怎样才能报答你的帮助呢？
You've got an express mail.
你有特快专递。
If a shop assistant told him she had not heard of it, he would pretend to be considerably put out.
要是女售货员告诉他从未听说过这些东西，他会装出十分遗憾和不安的样子。