layer of sugar

例句：

1. 1. The cake is divided intothree layers of frosting.
   这个蛋糕被分成三层奶油。
2. 2. The book has several layersof information.
   这本书包含了许多信息层次。
3. 3. Thecity's skyline is a layered tapestry of buildings.
   城市的天际线是建筑的层次丰富的挂毯。