Warwickite
硼酸铁矿
🗣️ 情景例句
Thanks. Excuse me.
谢谢。失陪一下。
In college I majored in philosophy, What was your major?
大学时我主修哲学，你主修什么呢？
This is a kind of printing that blind people can read by touching groups of raised points that are printed on paper.
布莱叶盲文是一种印刷字体，盲人通过摸印在纸上起的点点来读书。