Gerhardtite
铜硝石
🗣️ 情景例句
Do you think we could go out together sometime?
你觉得什么时候我们可以一起出去？
My name is Jones.
我姓琼斯。
Intermittent tap-water supplies should be regarded as particularly suspect.
断断续续的水管应该被视为是非常可疑的。