blanket sand

例句：

1. 1. The beach was blanketed in a soft, golden sand.
   海滩上铺满了柔软的金色沙子。
2. 2. They used blanket sand to cover the wound.
   他们用毯子沙来覆盖伤口。
3. 3. The children played in the blanket sand, building sandcastles.
   孩子们在毯子沙中玩耍，堆砌沙堡。