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Jyutping faat3 mung6 mou5 gam3 zou2
Pinyin fā mèng mǎo hán zǎo

Definitions (粵典–words.hk)
  1. 語句
    過份​理想​、​樂觀​,​不切​實際​,​太大諗頭
    to be impractically too idealistic or optimistic; literally "too early to dream"

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Jyutping faat3 mung6 mou5 gam2 zou2
Pinyin fā mèng mǎo gān zǎo

Definitions (CC-CANTO)
  1. too early for dreams (spoken)