Chalcopyrrhotite
[化] 铜磁黄铁矿
🗣️ 情景例句
How long has he held office?
他已任职多长时间了？
He has a pair of shoes.
他有一双鞋。
Mr.Hart has trained his daughter for years.
哈特先生训练她的女儿已经多年了，