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Jyutping hok6 hoi2 mou4 ngaai4 , wai4 kan4 si6 ngon6
Pinyin xué hǎi wú yá , wéi qín shì àn

Definitions (Wiktionary)
  1. phrase, idiomatic
    Synonym of 學海無涯勤是岸/学海无涯勤是岸 (xuéhǎiwúyáqínshì'àn, “knowledge is infinite like a boundless ocean; only through diligence in studies can one make accomplishments”).
    (syn.) 學海無涯勤是岸, 学海无涯勤是岸

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Jyutping hok6 hoi2 mou4 ngaai4 wai4 kan4 si6 ngon6
Pinyin xué hǎi wú yá , wéi qín shì àn

Definitions (粵典–words.hk)
  1. 語句
    學問​無窮​無​盡​,​只有​努力​先會​有所​成
    Diligence is the only best way for learning.