graded in-dex profile

例句：

1. 1.The index profile of the new product is impressive.
   新产品的索引档案令人印象深刻。
2. 2.She spent hours researching the company's index profile to prepare her presentation.
   她花了很多时间研究公司的索引档案来准备她的演讲。
3. 3. The index profile of the database contains information about all the records in the system.
   数据库的索引档案包含了系统中所有记录的信息。