Scherbakovite
硅铌钡钠石
🗣️ 情景例句
How much is a room per night?
一个房间每晚多少钱？
Karl must concentrate on his work.
卡尔必须集中精力于自己的工作。
Oh! They're all places of great interest in China. I think you'll have a good time.
噢！这些地方都是中国的名胜。我想你们会玩得很痛快的。