Phosphoferrite
铁磷锰矿
🗣️ 情景例句
Sure. Where are you going?
当然。您要去哪里？
Then I asked him if he knew anybody in New York .
然后我问他是否他在纽约认识人。
Good afternoon, class! Who's on duty today?
同学们，下午好！今天谁值日？