royal icing

美 [ˌrɔɪəl ˈaɪsɪŋ]英 [ˌrɔɪəl ˈaɪsɪŋ]
  • n.(水果蛋糕的)蛋白糖霜硬皮
royal icingroyal icing

noun

U(水果蛋糕的)蛋白糖霜硬皮
a hard white covering for a fruit cake, made with sugar and the white part of eggs