Anthraconite
黑方解石, 沥青灰岩
🗣️ 情景例句
maybe you should think about becoming a writer.
也许你应考虑成为一名作家。
What is learned in the cradle lasts till the grave.
婴孩时期学到的东西，老死不会忘记。
The two boys carried the man to the school gate keeper's room.
两个男孩将那个人抬到了学校门卫的房间。