Chalcophyllite
云母铜矿
🗣️ 情景例句
Michelle and I have all kinds of feelings
Michelle和我感觉很复杂
Who is the auther of this play?
谁是这戏剧的作者？
That sounds interesting. That was a hundred years ago, wasn't it?
听起来很有意思。那是一百年前的事了，不是吗？