难不成 nánbùchéng [rhetorical question] Origin Definitions Defs Strokes Stroke Words Sentences Sents 难 難 nán adjective difficult difficult; hard to do; troublesome; not easy; problematic; the opposite of 容易 róngyì不成 bùchéng [rhetorical] Used at the end of a sentence to add emphasis to a rhetorical question, often used together with 难道 nándào or 莫非 mòfēi to mean "can it be that...?".