| 摘要 |
System for recovering information units. System for recovering information units, by electronic processing, from a data structure that comprises information units, the system comprising a search engine and an on-screen user interface, said data structure comprising a dictionary file that comprises keywords related to each other by a hierarchy, each information unit being associated with a keyword; the user interface comprising a text input zone to define a search and a user control to order the search engine to perform the search depending on the contents of the text input zone, and a first display zone.
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