Mandarin 江湖 Jiāng HúSociety, the literal translation is River and lake. Usually in the context in a society full of conflict.

江湖 Jiāng Hú - society, the literal translation is "River, lake". Usually in the context of a society that's full of conflict but sometime people use to describe themselves as the sophisticated/experienced one. If you know a better translation, please share it, this bother me a lot.