沙的

例句：

1. 1. The beach is covered in soft sand.
   海滩上铺满了柔软的沙子。
2. 2. The construction workers were using sand to level the ground.
   建筑工人正在用沙子平整地面。
3. 3. The sand dunes are a natural wonder of the desert.
   沙丘是沙漠中自然奇观的一部分。