Plumbostannite
铅锑钖矿
🗣️ 情景例句
Mr. Stewart, I just spoke to Mr. Carlson. Stewart
先生， 我刚刚与Carlson先生通了话。
Maybe we should hold off until we have covered item B on our agenda.
也许我们应该先谈论完B项议题。
A cat? What's its name?
一只猫？它叫什么名字？