Anthraconite
黑方解石, 沥青灰岩
🗣️ 情景例句
Can I borrow your notes to study for the exams?
快考试了，我能借你的笔记看看吗？
Please tell him to stop jumping up and down.
请告诉他不要调上跳下。
Sit down here.
坐在这儿吧。