Columbite
[建] 铌铁矿
🗣️ 情景例句
Like me. I'm Malcolm Stewart.
像我一样。我叫Malcolm Stewart。
Poverty is not a shame, but the being ashamed of it is.
贫非耻，耻贫乃耻。
I believe I haven't reached the summit of my career.
我相信我还没有达到事业的巅峰。