Niobtantalpyrochlore
铌钽烧绿石
🗣️ 情景例句
I give thanks for being here with my family and for being well,
我感谢能在这里和家人在一起而且很健康，
Beard the lion in his den.
老虎头上捉虱；太岁头上动土。
No,you mustn't eat anything until you see the doctor.
不行，看医生之前你不可以吃任何东西。