Pateraite
黑钼钴矿
🗣️ 情景例句
I have to sign copies of my book for a lot of people
我还必须为许多人在我的书上签名
You haven't sold your product in our country so far, have you?
到目前为止，你们的产品尚未在我们国家销售，是吗？
I had no sooner got off the ship than I was assailed by a man who wanted to sell me a diamond ring.
我刚下船，就被一个人截住，他向我兜售一枚钻石戒指。