Braunite
n. 褐锰矿[据德国19世纪考古学家August E.Braun姓命名]
🔁 扩展释义
【化】 褐锰矿
🗣️ 情景例句
Are you being waited on?
您需要服务吗？
He's very fond of playing tennis.
他非常喜欢打网球。
While we were waiting to land,
在我们等待降落时，