Vernadite
水合软锰矿
🗣️ 情景例句
I'd like you to meet Audrey and her mother, Mrs. Cooper.
我来向你介绍， Audrey和她母亲 Cooper太太。
Bad workmen often blame their tools.
拙匠常怪工具差。
We succeeded in lighting the fire.
我们成功地点着火。