shadily

例句：

1. 1. The beach is covered in soft, sandy sand.
   海滩上覆盖着柔软的、沙质的沙子。
2. 2. The shale formations are rich in minerals.
   页岩层富含矿物质。
3. 3. The sandy beach was littered with seashells.
   沙滩上散落着贝壳。