Cuproarquerite
铜银汞膏
🗣️ 情景例句
What are you looking for in your next job?
你希望在你的下一份工作内得到什么？
It was after dark when we got back,and we were all tired.
我们回来时天已经黑了，并且我们都很疲倦。
Yes, we have been interested in new system.
是的，我们对新系统很感兴趣。