ream indexer

例句：

1. 1. The printer is a ream indexer that can print up to 100 pages per minute.
   这台打印机是一个重印索引器，每分钟可以打印高达100页。
2. 2.The ream indexer was used to scan and index books for the library.
   重印索引器被用来为图书馆扫描和索引书籍。
3. 3. The ream indexer was used to create digital copies of old photographs.
   重印索引器被用来创建旧照片的数字副本。