涇渭分明 [泾－－－]

Jyutping ging1 wai6 fan1 ming4
Pinyin jīng wèi fēn míng

Definitions (CC-CEDICT)
  1. as rivers Jing and Wei separate clearly (idiom)
  2. to be entirely different
Definitions (粵典–words.hk)
  1. x
Definitions (Wiktionary)
  1. phrase, idiomatic
    to be entirely different; to be completely distinct (right and wrong; good and bad)
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）