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Jyutping dou2 lau4
Pinyin dào liú

Definitions (CC-CEDICT)
  1. to flow backwards
  2. reverse flow
Definitions (Wiktionary)
  1. verb
    to flow in the reverse direction
    (syn.) 反流
    • 血液倒流
      血液倒流
      xuè yè dào liú
      reverse blood flow
    • 讓時光倒流
      让时光倒流
      ràng shí guāng dào liú
      to turn back the clock
Examples (粵典–words.hk)
  1. Cantonese
    胃酸倒流
    胃酸倒流
    wai6 syun1 dou3 lau4
    • heartburn
  2. Cantonese
    鼻水倒流
    鼻水倒流
    bei6 seoi2 dou3 lau4
    • post-nasal drip
Examples (Wiktionary)
  1. Mandarin
    血液倒流
    血液倒流
    xuè yè dào liú
    • reverse blood flow
  2. Mandarin
    让时光倒流
    讓時光倒流
    ràng shí guāng dào liú
    • to turn back the clock