muddy the waters
US /ˈmʌd.i ðə ˈwɔː.tərz/
UK /ˈmʌd.i ðə ˈwɔː.tərz/

1.
混淆視聽, 攪渾水, 使情況複雜化
to make a situation or issue more confusing or difficult to understand
:
•
His conflicting statements only served to muddy the waters further.
他自相矛盾的言論只會進一步混淆視聽。
•
Let's not muddy the waters with irrelevant details.
我們不要用不相關的細節來混淆視聽。