麻木不仁的政客用英语怎么说？

麻木不仁的政客

...hardened politicians.

hardened

adj. 变硬的，坚毅的；v. （使）变硬( harden的过去式和过去分词 )，（使）坚固，（使）硬化，（使）变得坚强；

例句
He was certain Sid would be eaten alive by the hardened criminals in the jail.
他确信锡德在监狱中肯定会被那些怙恶不悛的罪犯们扒掉一层皮。

politicians

n. 政治家( politician的名词复数 )，政客，玩弄权术者；

例句
I am sick of all the quarrelling among politicians who should be concentrating on vital issues.
我厌恶政客间的所有那些争吵，他们本应把注意力集中在重大问题上。