The organization is rotten to the core.

这个组织腐败透顶。

《牛津词典》

The man's morals are rotten to the core.

那个人道德败坏至极。

youdao

You can say whatever you like, but if you ask me, "the Big Apple" is rotten to the core.

随你怎么说，不过如果你问我的话，我要说的是大都市糟透了。

youdao

The coroner said it was known there were problems with the ANP and Lieutenant-Colonel Charles Walker, commanding officer of the 1st Battalion Grenadier Guards, had described them as "rotten to the core".

BBC: Afghan shooting: Soldiers were 'unlawfully killed'

This scandal which is likely still in its very early stages comes on the heels of Rutgers mishandling of its homophobic, would-be tough-guy basketball coach, Mike Rice, and allegations that the Auburn football program is rotten to the core.

FORBES: University Of Oregon Football Program Could Be In Deep Trouble But Former Head Coach Chip Kelly Will Likely Go Unpunished

From the United Nations to the International Criminal Court and their affiliate and subordinate bodies, these institutions are rotten at their core.

CENTERFORSECURITYPOLICY: Our irredeemable international system