blown sand

例句：

1. 1.The wind blew the sand into a pile.
   风把沙子吹成了一堆。
2. 2. They were blown sand by the strong winds.
   他们被强风吹得东倒西歪。
3. 3. The children played in the blow sand, building sandcastles.
   孩子们在吹起的沙堆里玩耍，建造沙堡。