Bafertisite
硅钡铁钛矿
🗣️ 情景例句
Am I older than you? You look so young.
我比你老吗？你看起来非常年轻？
How many of these are you going to lend her?
你要借多少给她？
He was a famous professor of physics.
他是一位著名的物理教授。