Probertite
[矿]基性硼钠钙石
🗣️ 情景例句
I guess so.
我猜是这样。
I would like to talk to your chief.
我想请你们主管讲话。
and then there are three thousand million other Milky Ways, or galaxies, in the universe.
况且在宇宙中还有30亿个天河，即银河系。