标签：Bethlehem
Posted in 热点事件
Clashes in Bethlehem
Protests continue in the West Bank city of Bethlehem following US President Donald Trump’s rec…
Cryptography Basics: Atbash Cipher 密码学基础之“埃特巴什码”
2019-10-25
Atbash is a monoalphabetic substitution ...
Police Brutality in America (University of Michigan Teach-out)
2020-10-16
A one-week short teach-out course of the...
