Cahnite
[矿]砷硼钙石
🗣️ 情景例句
I'm going to the library to do some research.
我要去图书馆搞些调研。
Sorry, they are already full.
抱歉，全部满了。
I want to buy some food for supper this evening.
我想买点晚饭用的东西。