鱼肚白 yúdùbái gray dawn Origin Definitions Defs Strokes Stroke Words Sentences Sents 鱼肚 魚肚 yúdǔ fish maw the swim bladder of certain fish (such as yellow croaker, eel, or perch) used as food; also used for industrial purposes白 bái adjective white white; snowy; pure; bright; (literary) white; bright