卵石 luǎnshí cobblestone Definitions Defs Origin Strokes Stroke Words Sentences Sents 鹅卵石 éluǎnshí cobblestone cobblestone; pebble; a smooth, rounded stone shaped by flowing water河卵石 héluǎnshí pebble A smooth, egg-shaped stone or pebble found in riverbeds, formed by the erosion of flowing water; often used as a building material.