灰背鸥 huībèi'ōu slaty-backed gull Origin Definitions Defs Strokes Stroke Words Sentences Sents 灰 huī adjective gray the color between black and white; ash-colored背 bèi noun back the back of a person or animal鸥 鷗 ōu noun gull (bound form) any bird of the gull family, typically having long wings, webbed feet, and white or grey feathers