castor sugar英 [ˈkɑːstə ʃʊɡə(r)]美 [ˈkæstər ʃʊɡər]n. 绵白糖; 细白砂糖柯林斯词典→ see:caster sugar英英释义nounvery finely granulated sugar that was formerly sprinkled from a castorSynonym:caster sugar