Kettnerite
氟碳酸盐铋钙石
🗣️ 情景例句
I had a great interview
我参加了一次很精彩的面谈
It is an evil sign to see a fox lick a lamb.
狐狸舔羔羊，不是好迹象。
Suddenly they came to a waterfall which dropped into an underground lake at the bottom of the cave.
突然，他们来到一道瀑布前，那瀑布奔泻而下，注入洞底一处地下湖里。