Read Edit View history 不儿道 būrdào don't know Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 不儿道/ 不兒道 būrdào (also bū'erdào) don't know Dialectal contraction of 不知道 bùzhīdào Edit Delete References Add reference abbreviation 不儿道/不兒道 → 不知道/不知道 Edit Delete