Cahnite
[矿]砷硼钙石
🗣️ 情景例句
The pleasure is mine.
认识你是我的荣幸。
When is he expected to be back?
他什么时候回来？
easily obtainable from the lunar rocks in the form of liquid oxygen.
从月球上的岩石中很容易提炼出液态氧，