Chilisaltpeter
[矿]钠硝石
🗣️ 情景例句
Oh! Good afternoon. Mr. Wilson, I'm sorry, but he's not in. He's gone out on business.
哦，您好！威尔逊先生。很抱歉，他不在家，他出差了。
There isn't much room for doubt in this matter.
关于这件事，不大有质疑余地。
I see.
我明白了。