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Jyutping naan4 bat1 sing4
Pinyin nán bu chéng

Definitions (Wiktionary)
  1. adv, rhetoric
    Indicates a rhetorical question: surely it doesn't mean that...; is it possible that...
    (syn.) 難道, 冇過, 甭, 莫非, 毋成, 毋旨估, 難不成, 唔得旨, 無敢, 敢是, 豈, 莫不是, 敢講, 無成, 攏無, 毋旨, 總無, 敢會, 唔成, 敢係, 未是, 敢, 唔通

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Jyutping naan4 bat1 sing4
Pinyin nán bù chéng

Definitions (CC-CEDICT)
  1. Is it possible that ... ?
Definitions (Wiktionary)
  1. adv, rhetoric
    Indicates a rhetorical question: surely it doesn't mean that...; is it possible that...
    (syn.) 難道, 冇過, 甭, 莫非, 毋成, 毋旨估, 難不成, 唔得旨, 無敢, 敢是, 豈, 莫不是, 敢講, 無成, 攏無, 毋旨, 總無, 敢會, 唔成, 敢係, 未是, 敢, 唔通
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    难不成你漏了什么了?
    難不成你漏了什麼了?
    nán bù chéng nǐ lòu le shén me le ?
    • Might you have missed something?