Dumortierite
n. [矿]蓝线石
🔁 扩展释义
【化】 蓝线石
🗣️ 情景例句
I get the picture.
我知道是怎么回事了。
Who is going to pay for it?
谁付账？
I have heard of writers who read nothing but their own books;
我听说一些作家，除了自己的书外，别的书一概不读，