Sefstromite
钒钛铁矿
🗣️ 情景例句
It's from the Fathers and Sons' Breakfast
那是在父子早餐会上拍的。
I am very happy that you have come all the way from the United States to visit our company.
您不远千里从美国来我公司访问，我们感到非常高兴。
Even seemingly insignificant remains can shed interesting light on the history of early man.
即使看起来微不足道的遗物，也可能揭示人类早期历史的一些有趣的内容。