Bafertisite
硅钡铁钛矿
🗣️ 情景例句
Oh, Somebody's at the door. I have to go.
哦，有人来了，我得去开门。
I have my lunch in a snack bar nearby.
我在附近一家快餐店吃午饭。
Where can we make the insurance claim?
我们可以在哪里提出保险赔偿？