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单词 scavenger
释义 scavenger
 /skav"in jeuhr/,  n.  
  1. an animal or other organism that feeds on dead organic matter.
  2. a person who searches through and collects items from discarded material.
  3. a street cleaner.
  4.  Chem.   a chemical that consumes or renders inactive the impurities in a mixture.
 [1520-30; earlier scavager < AF scawageour, equiv. to (e)scawage inspection (escaw(er) to inspect < MD schauwen to look at (c. SHOW) + -age -AGE) + -eour -OR2]
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更新时间:2024/9/21 23:27:56