Beaverite
铜铅铁矾
🗣️ 情景例句
Would you mind opening your suitcase?
请把您的箱子打开，好吗？
Every bean has its black.
人人有其缺点。
I can't see. I think they're in her pencil-box.
我看不到。我想大概在她的铅笔盒里。