Melanothallite
羟氯铜矿
🗣️ 情景例句
Please excuse me for a minute.
失陪一会儿。
They who cannot do as they would, must do as they can.
不能为所欲为者，也当尽力而为之。
A man who had broken his right leg was taken to hospital a few weeks before Christmas.
圣诞节前几周，某人摔断了右腿被送进医院。