sanders

例句：

1. 1. The beach is covered with soft sand.
   海滩上铺满了柔软的沙子。
2. 2.The sand dunes are a natural wonder to behold.
   沙丘是自然界的奇观，值得一看。
3. 3. The sand was so fine that it felt like silk on my skin.
   沙子非常细腻，摸起来像丝绸一样滑。