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单词 dielectric
释义 dielectric
 —dielectrically,  adv.  
 /duy'i lek"trik/, Elect.
  n.  
  1. a nonconducting substance; insulator.
  2. a substance in which an electric field can be maintained with a minimum loss of power.
  adj.  
  3. of or pertaining to a dielectric substance.
 [1830-40; DI-3 + ELECTRIC]
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