We often look for skeletons in the closets of politicians.

我们经常在政客衣橱里寻找。

A skeleton in the closet, it means having a hidden or embarrassing secret or past that one doesn't want others to know about.

壁橱里，着有一个隐藏或令人尴尬秘密或不想让别人知道过去。

This expression " a skeleton in the closet" refers to a family secret that is embarrassing or perhaps one that is shameful, that you don't want other people to find out about.

“a skeleton in the closet” 这个表达是指一个令人尴尬家庭秘密， 或者是一个你不想让别人知道可耻秘密。