| 单词 | descriptor |
| 释义 | descriptor /di skrip"teuhr/, n. 1. a significant word or phrase used to categorize or describe text or other material, esp. when indexing or in an information retrieval system. 2. Computers. a data item that stores the attributes of some other datum: a task descriptor. [1930-35, for an earlier sense; DESCRIBE + -TOR, with vowel change and devoicing by analogy with similar L derivatives] |
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