horizontally indexed field

例句：

1. 1.The horizontally indexed field is used to store data in a database.
   水平索引字段用于在数据库中存储数据。
2. 2. This software uses a horizontally indexed field to speed up search operations.
   这款软件使用水平索引字段来加速搜索操作。
3. 3. The horizontally indexed field helps to reduce the amount of data that needs to be stored in memory.
   水平索引字段有助于减少需要存储在内存中的数据量。