brown sauce
noun/ˌbraʊn ˈsɔːs/
/ˌbraʊn ˈsɔːs/
[uncountable]- (British English) a sauce made with vinegar and spices, sold in bottles
（用醋、调味品等制成，瓶装出售的）棕色调味料 - (North American English) a sauce made with fat and flour, cooked until it becomes brown
（将脂油和面粉煮至呈棕色后制成的）棕色沙司