Chalcocite
n. 辉铜矿\\n[化] 辉铜矿
🗣️ 情景例句
He is,
没有错。
Please contact me when you come home.
你回到家时请跟我联系。
The tree was planted near the church fifty years ago, but it is only in recent years that it has gained an evil reputation.
该树是50年前栽在教堂附近的，但只是近几年才得到了一个坏名声。