Calcarea
[医] 钙质纲
🗣️ 情景例句
It can't go wrong.
不会有问题的。
He felt his work was not as fulfilling as it could be.
他感觉他的工作并无法使他感到满足。
Hello. You must be Dr Yang. How do you do? My name's David Lee.
嗨。你一定是杨博士吧。您好！我是大卫·李。