单词royal icing
n.: （水果蛋糕的）蛋白糖霜硬皮
网络: 皇室糖霜；糖冻霜饰；糖霜制作
（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
Royal icing is an easy powdered-sugar glaze. The lemon juice balances the sweetness of the powdered sugar and stabilizes the egg whites.
蛋白糖霜是用糖粉来做的镜面。柠檬汁用来调和甜度并且增加蛋白的稳定性。
I made a batch of royal icing and dotted the borders. I love how they turned out.
我还用糖霜装饰了边缘，我很喜欢。