Ceylonite
镁铁尖晶石
🗣️ 情景例句
How was your weekend?
你们的周末过得怎么样
Don't worry.
不要担心。
What about the Natural History Museum? So far as I know, it's free.
去自然历史博物馆怎么样？据我所知，那儿是免费的。