| 单词 | microfilm reader |
| 释义 | microfilm /mīˈkrə-film/nounA photographic film for preserving a microscopic record of a document, which can be enlarged in projection transitive verbTo record on microfilm ORIGIN: micro- (1f) microfilm reader noun An optical device that magnifies each page of microfilm and presents the image in an enlarged form on a screen to be read by the user |
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