Libethenite
磷铜矿
🗣️ 情景例句
Can I help you?
我可以帮上忙吗？
I'm sorry, but I didn't understand your question. Could you please restate it?
对不起，你的问题我没有理解，请你再说一遍好吗？
The more expensive kind of antique shop where rare objects are beautifully displayed in glass cases to keep them free from dust is usually a forbidding place.
高档一点的古玩店为了防尘，把文物漂亮地陈列在玻璃柜子里，那里往往令人望而却步。