Plancheite
纤硅铜矿
🗣️ 情景例句
Good. Do you have any back or knee problems?
好。你的背部和膝关节有什么毛病吗
This woman is washing dishes again.
这个女人又在洗盘子了。
No wonder you can't sleep when you eat so much.
你吃这么多难怪睡不着。