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Jyutping am3 kau1
Pinyin àn gōu

Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)

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Jyutping ngam3 kau1
Pinyin àn gōu

Definitions (Wiktionary)
  1. noun
    underground drainage ditch; underground drain; covered drain, underdrain
    (syn.) 阴空, 暗沟, 暗溝, 涵沟, 陰空, 涵空, 涵溝