Birefracting
[机] 双重折射的
🗣️ 情景例句
Small world. I'm from Titusville, too.
世界真小。我也是从Titusville来的。
You're very cheerful today.
你今天很快活。
Do you want to have lunch with us?
你跟我们一起吃午饭好吗？