宝山空回 bǎoshānkōnghuí to waste an opportunity Origin Definitions Defs Strokes Stroke Words Sentences Sents 宝山 寶山 bǎoshān mountain of treasures A mountain where treasures are hidden; a place rich in resources or knowledge空 kōng in vain to no avail; for nothing; uselessly; fruitlessly回 huí verb to return to return to a place; to go back or come back