Columbous compound
[建] 三价铌化合物
🧩 词语组成解析
[建] 三价铌, 亚铌
🗣️ 情景例句
He's asleep.
他睡着了。
Thank you but this is something I have to decide alone.
但有些事情我必须自己作决定。
People will do anything to see a free show -- even if it is a bad one.
人们总要想尽办法看不花钱的演出——哪怕是拙劣的演出。