Eckermannite
[矿]氟镁钠闪石
🗣️ 情景例句
Excuse me.
请原谅。
Have you had breakfast already?
你已经吃了早餐吗？
No, not any more. It used to be free but now you have to pay to get in.
不，不再免费了。过去是免费，可现在得付钱才能进去呢。