Tantalobetafite
鈣鈮鈦鈾礦
??? 情景例句
Oh, no sir. We already gave you a discount on each item.
哦，不行，先生。每一件東西我們都給你打過折扣了。
Are you clear in your own mind what you ought to do.
你自己是否清楚該做什么？
In that case, we can offer you a discount.
這樣的話，可以給你折扣。