murky

河水看起来有些浑浊。

The river water looks ___murky.

早晨的湖面被浓雾笼罩，显得阴暗朦胧。

The lake looked ___murky in the thick morning fog.

合同中的条款有些模糊不清，我们需要律师来澄清。

The terms in the contract are quite ___murky, so we need a lawyer to clarify them.