Devitrite
失透石, 钠硅灰石
🗣️ 情景例句
We had a cat when I was eight years old.
我八岁时养过一只猫。
I can't afford it.
我买不起。
When it has been decided where we are going to drill, we put up at the surface an oil derrick.
当确定钻孔地点后，我们就在那里竖起一个井架。