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Jyutping tung1 keoi5 seoi2
Pinyin tōng qú shuǐ

Definitions (Wiktionary)
  1. noun, Cantonese
    drain cleaning liquid

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Jyutping tung1 keoi4 seoi2
Pinyin tōng qú shuǐ

Definitions (粵典–words.hk)
  1. 名詞
    坑渠​、​去​水管​清潔劑​,​可以​令塞​咗​嘅​坑​渠​通​返​,​成分​為​強酸​或​強鹼
    drain cleaner
Examples (粵典–words.hk)
  1. Cantonese
    通渠水
    通渠水
    tung1 keoi4 seoi2
    • drain cleaner