Never fish in troubled waters.

不要浑水摸鱼。

youdao

Fish in troubled waters.

趁火打劫(混水摸鱼)。

youdao

It is good fishing in troubled waters.

浑水之中好摸鱼。

youdao

Meanwhile, the biggest bully of all, the U.S. Navy, still holds the upper hand in these troubled waters.

FORBES: China Stoops To Administer In Disputed Southern Waters

Iran's ability to fish in troubled Iraqi waters, furthermore, is severely circumscribed by memories of ancient and modern wars between the two countries.

ECONOMIST: Dealing with Iran

For instance, HMS Albion is Britain's first Landing Platform Dock, designed to sit in the waters off troubled states and despatch fast amphibious craft around its theatre of operations.

ECONOMIST: Britain's military power