Colombic acid
[建] 铌酸
🧩 词语组成解析
🗣️ 情景例句
My son must have put you to a lot of trouble.
我儿子一定给你带来不少麻烦。
In the kingdom of blind men, the oneeyed is king.
生在盲人国，独眼也称王。
It just took us a long time to get over the rocks.
我们花了很长时间才爬过岩石。