Chalcosiderite
磷铜铁矿
🗣️ 情景例句
It's a deal.
成交了！
When should I get to the airport?
我该在什么时8点45分之前到那里。
Mr. Smith knew Jack didn't look at the others because he was nervous.
史密斯先生知道杰克不敢看别人是因为紧张。