Phosphogypsum
磷石膏
🗣️ 情景例句
The bright young man can get ahead quickly in the tourist industry.
这位聪明的年轻人在旅游世界很快获得成功。
He means trouble.
他存心捣蛋。
Three months passed, and then one morning, Sam found his wallet outside his front door.
3个月过去了，后来在一天早晨，萨姆在自己的大门外发现了他的钱包。