奸同鬼蜮，行若狐鼠 [ jiān tóng guǐ yù，xíng ruò hú shǔ ]

基本释义

奸诈象鬼蜮，狡猾象狐鼠。比喻人恶劣到极点。

英文翻译

Traitor with devil, like fox and mouse