Malinowskite
铅黝铜矿
🗣️ 情景例句
Let's make it 6:00 at your place, is that OK?
咱们六点在你们家见，好吗？
When I had a rest, what were you doing?
当我休息时，你在做什么？
Well, we listened to lectures about pollution, agriculture, nuclear waste, radiation and so on.
噢，我们听取有关污染、农业、核废料、辐射等讲座。