Cafetite
钙铁钛矿
🗣️ 情景例句
I'm sorry, but I've got to be on my way.
很抱歉，我必须走了。
A man who has friend must show himself friendly.
与朋友交，必须友好相处。
The weeks passed and the grass grew.
几个星期过去了，草长了起来。