self-rising flour
noun🔊/ˌself raɪzɪŋ ˈflaʊə(r)/
🔊/ˌself raɪzɪŋ ˈflaʊər/
(also baking flour)
(both US English) (British English self-raising flour)
[uncountable]flour that contains baking powder 自发面粉（含有发酵粉）