microfilm recorder

例句：

1. 1.This microfilm recorder is used to store and retrieve information from microfilms.
   这个微型胶片记录器用于存储和从微型胶片中检索信息。
2. 2.The microfilm recorder was used to create a digital copy of the original document.
   微型胶片记录器被用来创建原始文档的数字副本。
3. 3. The microfilm recorder was used to digitize the microfilms for archiving purposes.
   微型胶片记录器被用来数字化微胶片，以便存档。