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单词 swarf
释义

WordReference Random House Unabridged Dictionary of American English © 2024
swarf  (swôrf ),USA pronunciation n. 
  1. Metallurgyan accumulation of fine particles of metal or abrasive cut or ground from work by a machine tool or grinder.
  • Old Norse svarf, akin to sverfa to file, or continuing Old English geswearf, gesweorf
  • 1560–70

Collins Concise English Dictionary © HarperCollins Publishers::
swarf /swɔːf; swɑːf/ n
  1. material removed by cutting or grinding tools in the machining of metals, stone, etc
  2. radioactive metal waste from a nuclear power station
  3. small fragments of disintegrating spacecraft, orbiting the earth
Etymology: 16th Century: of Scandinavian origin; related to Old Norse svarf metallic dust
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