Arrhenite
铍钽铌矿, 蚀变的褐钇铌矿
🗣️ 情景例句
I don't know about that.
我表示怀疑。
They who cannot do as they would,must do as they can.
不能如愿而行，也须尽力而为。
No, I can't hear anything.
没有，我什么也没听见。