蚝油牛肉 háoyóuniúròu beef with oyster sauce Origin Definitions Defs Strokes Stroke Words Sentences Sents 蚝油 蠔油 háoyóu oyster sauce a thick, savory condiment made from oyster extracts, commonly used in Chinese cooking牛肉 niúròu noun beef cow muscle or beef; the meat of a cow or bull used as food