Columbomicrolite
铌细晶石
🗣️ 情景例句
No, thank you. It's too late. I really have to go.
不，谢谢。太晚了，我真的该走了。
He that would eat the kernel must crack the nut.
要把果仁吃，就得碎果壳。
Let's talk about it some more.
我们再谈吧。