muddy the waters
搞乱局面或使情况变得不明朗
口语·表达使情况混乱
英文释义
to make a situation more confusing or complicated
例句
His confusing explanation only muddied the waters for everyone.
典故来源
源自自然现象，搅动泥水使水变浑浊，比喻故意或无意地让情况更复杂。