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
That was a wonderful dinner.
那次晚宴好极了。
I hope you can pass the examinations.
我希望你的考试能通过。
They cut big pieces of metal into small pieces.
它们把大块的金属切成小块。