Plumbocalcite
铅方解石
🗣️ 情景例句
Hi, girls.
嗨 ，女孩们好。
They have been much too irresponsible for their high position.
他们虽身居要位，未免太缺乏责任感了。
I'm sorry, but I don't have any with me now.
真抱歉，我现在身上没带。