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Jyutping zan3 kau1
Pinyin zùn gōu

Definitions (Wiktionary)
  1. noun, Taiwan
    ditch; trench
    (syn.) 溝渠, 沟渠, 濠沟, 濠溝

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Jyutping zan3 kau1
Pinyin zhèn gōu

Definitions (Wiktionary)
  1. noun, Taiwan
    ditch; trench
    (syn.) 溝渠, 沟渠, 濠沟, 濠溝