to make a situation more confused and less easy to understand or deal with

把水攪渾，使變得更復(fù)雜

His suggestions just muddied the waters further, rather than helping the situation.

他的建議非但沒有幫助解決問題，反而使事情更加撲朔迷離。

They’re just muddying the waters with all this new information.

他們只是在用所有這些新信息來攪渾水。