Cafetite
钙铁钛矿
🗣️ 情景例句
Could you tell me what's in this?
您能告诉我这里面是什么吗？
It's nothing. Don't mention it.
区区小事，何足挂齿。
At last she said:There's nothing much wrong with you, but I'm afraid you have a problem.
“你没有什么大毛病，不过，恐怕你有个问题。