Colombic acid
[建] 铌酸
🧩 词语组成解析
🗣️ 情景例句
Good morning, everyone!
各位早安！
How are you?
你好吗？
Yes. But it's such an important match, we can't miss it.
是的。但是这是场很重要的比赛，我可不想错过。