[]

Jyutping keoi1 gaan1
Pinyin qū jiān

Definitions (Wiktionary)
  1. noun
    section; zone; range; extent
    • 參考區間
      参考区间
      cān kǎo qū jiān
      reference interval (in medicine)
  2. noun
    interval

[]

Jyutping keoi1 gaan3
Pinyin qū jiān

Definitions (CC-CEDICT)
  1. delimited area
  2. defined section of a train or bus route
  3. numerical range
  4. (math.) interval
Definitions (粵典–words.hk)
  1. x
Examples (Wiktionary)
  1. Mandarin
    促进地区间的合作
    促進地區間的合作
    cù jìn dì qū jiān de hé zuò
    • to promote regional cooperation
  2. Mandarin
    参考区间
    參考區間
    cān kǎo qū jiān
    • reference interval (in medicine)