Ferrosilicate
铁硅酸盐
🗣️ 情景例句
It hurts, doesn't it?
会痛 ，是不是？
Mr. Ken Robert comes to us from the University of Kentucky where he is majoring in economics.
罗伯特.金先生来自肯塔基大学，主修经济学。
What's the time?
几点了？