casse

例句：

1. 1. The beach is covered in soft, powdery sand.
   海滩上铺满了柔软的、粉状的沙子。
2. 2. The sea has a rich history of human habitation, with evidence of ancient civilizations.
   海洋有着丰富的人类居住历史，有古代文明的证据。
3. 3. The sand dunes are a natural wonder that attract tourists from around the world.
   沙丘是自然奇观，吸引了来自世界各地的游客。