Stibiocolumbite
铌锑矿
🗣️ 情景例句
She's an easy-going teacher.
她是位随和的老师。
This is the last time I'll ever ask you to do anything for me.
这是我最后一次要求你为我做事情。
They were all hungry and the food smelled good.
他们全都饿了，饭菜散发出阵阵香味。