圭臬 [－－]

Jyutping gwai1 jit6
Pinyin guī niè

Definitions (CC-CANTO)
  1. level of quality, regulations
Definitions (Wiktionary)
  1. noun
    guinie (type of ancient Chinese sundial)
  2. noun, literary
    criterion; standard
    (syn.) 典範, 典范, 準則, 准则
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）