Eschwegeite
碳黑稀金矿, 红烯金矿
🗣️ 情景例句
I know. I know.
我知道。我知道。
What column do you like best?
你最喜欢哪个栏目？
Yes. I'd like to invite you to dinner at my flat before I move.
好的。我想在搬家前请你到我家吃饭。