opacity

I was unable to find my cellphone in the puddle due to the opacity of the muddy water.

(Chinese) 由于泥水的浑浊不透明，我无法在水坑里找到我的手机。

Critics complained about the opacity of the new law, which seemed designed to confuse.

(Chinese) 批评者抱怨新法律的晦涩难懂，认为其设计初衷似乎就是为了让人困惑。