闷葫芦 Traditional form: 悶葫蘆 Pinyin (reading): mènhúlu Definitions: lit. closed gourd fig. enigma complete mystery taciturn person Characters: 闷 - gloomy, depressed, melancholy 葫 - bottle-gourd 芦 - rushes, reeds Traditional characters: 悶 - gloomy, depressed, melancholy 葫 - bottle-gourd 蘆 - rushes, reeds