Stibiocolumbite
铌锑矿
🗣️ 情景例句
What do you do at Universe Toy Company?
你在宇宙玩具公司做什么工作？
I'm sorry, but she won't have any openings until 11:00, unless there's a cancellation.
对不起，除非有预约取消，11点以前她没有空。
Other types of bee make their nests in holes in the ground.
其他种类的蜂在地穴里筑巢。