Columbic
[建] 铌的, 含铌的
🗣️ 情景例句
Perfect! You picked the right place.
棒透了，你选对了地方。
A scientist has come up with a good idea. That's it!
科学家想起了一个好创意。就是这个！
And this is Naoko.She's Japanese.
这位是直子。她是日本人。