a beast in human attire(/dress/form); brute ❍ ～的贾珍、贾蓉父子和贾琏、王熙凤夫妇，狼狈为奸，百般欺骗老实的尤二姐和尤三姐。Lecherous Jia Zhen and his son Jia Rong connived with Jia Lian and his wife Xifeng to deceive two honest girls Second Sister You and Third Sister You.
衣冠禽兽
beast in human attire;brute
衣冠禽兽yī ɡuān qín shòu
穿戴着衣帽的畜生。比喻道德败坏、行为卑劣、如同畜生的人。brute, a beast in human clothing, a brute of a man