Ferrazite
钡铅磷矿
🗣️ 情景例句
He is a big fan of the NBA games.
他是NBA的铁杆球迷。
What is done by night appears by day.
若要人不知，除非己莫为。
I'm not sure that we can wait that long.
我不知道我们是否能够等那么久。