Refringence
折射; 折射系数
🗣️ 情景例句
Are you injured, sir?
先生，您受伤了吗？
We'll still be able to meet the deadline.
我们还是可以赶上最后期限的。
The mummy of an Egyptian woman who died in 800 B.C.has just had an operation.
死于公元前800年的一位埃及妇女的木乃伊刚刚接受了一次手术。