Columbic compound
[建] 五价铌化合物
🧩 词语组成解析
[建] 铌的, 含铌的
🗣️ 情景例句
But that isn't the way it works.
但是现实不是如此。
Sure thing, boss. All in a day's work.
当然，头，这是家常便饭。
They must keep their hands behind their backs.
他们得一直将手放在背后。