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单词 descriptor
释义

WordReference Random House Unabridged Dictionary of American English © 2024
de•scrip•tor  (di skriptər),USA pronunciation n. 
  1. Computinga 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.
  • describe + -tor, with vowel change and devoicing by analogy with similar Latin derivatives 1930–35, for an earlier sense

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