Agnesite
碳铋矿
🗣️ 情景例句
Hello, my name is ... May I speak to ...?
喂， 我叫……我可以和……讲话吗？
Do you have any comments to make on the recent developments.
你对最近事态的发展有什么评论吗？
I'm making a shopping list, Tom.
我在写购物单，汤姆。