Diboride
二硼化物
🗣️ 情景例句
Wonderful!
太棒了！
Take care and give my by best to your parents.
多保重，代我向你的父母问候。
Well, yes, I could do that. But I don't want to do anything alone.
哦，好，这事我能办。但我又不想一个人做事情。