泾清渭浊渭浊泾清jīng qīng wèi zhuó

the Jing River is clear and the Wei River is muddy— [of things or personal qualities] quite (/apparently)different
❍ 泾以渭浊，湜湜其沚。(《诗经·邶风·谷风》)The muddiness of the Jing appears from the Wei,|But its bottom may be seen about the islets.

泾清渭浊jīnɡqīng-wèizhuó

泾水清，渭水浊。比喻两者截然不同。参见“泾渭分明”。

泾清渭浊jīng qīng wèi zhuó

见“渭浊泾清”。

泾清渭浊jīngqīng-wèizhuó

见“泾渭分明”。清·谭嗣同《石菊影庐笔识·学篇》26:“泾涸渭涨，则‘～’。”