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Jyutping cyun4 bo3 tou4 ging3
Pinyin chuán bò tú jìng

Definitions (Wiktionary)
  1. noun
    route of transmission
Examples (粵典–words.hk)
  1. Cantonese
    病毒传播途径
    病毒傳播途徑
    beng6 duk6 cyun4 bo3 tou4 ging3
    • path of virus contagion
  2. Cantonese
    追寻病毒传播途径
    追尋病毒傳播途徑
    zeoi1 cam4 beng6 duk7 cyun4 bo3 tou4 ging3
    • to trace the path of the contagion