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Jyutping kei4 lok6 mou4 kung4
Pinyin qí lè wú qióng

Definitions (粵典–words.hk)
  1. 語句
    樂趣​無窮​,​唔​會​終止
    with endless pleasure
Definitions (Wiktionary)
  1. phrase, idiomatic
    it is a great joy to (do something); to find it an infinite delight (to do something)
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)

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Jyutping kei4 lok6 mou4 kung4
Pinyin qí lè wú qióng

Definitions (CC-CEDICT)
  1. boundless joy
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    开车其乐无穷。
    開車其樂無窮。
    kāi chē qí lè wú qióng 。
    • It is a lot of fun to drive a car.
Examples (粵典–words.hk)
  1. Cantonese
    其乐无穷
    其樂無窮
    kei4 lok6 mou4 kung4
    • with endless pleasure