Corneite
黑云母糜稜角页岩
🗣️ 情景例句
Hey, leaving me?
嗨 ，丢下我啦？
With pleasure.
乐意帮忙。
Then he sat there and looked at it for three hours! He didn't write a word!
然后他就坐在那里，对着考卷看了3个小时，一个字也没写！