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单词 fluorescent lamp
释义

WordReference Random House Learner's Dictionary of American English © 2024
fluo•res•cent lamp /flʊˈrɛsənt ˈlæmp/USA pronunciation  n. [countable]
  1. Electricitya long, tube-shaped electric lamp in which light is produced by the fluorescence of the coating of the inside of the tube.

WordReference Random House Unabridged Dictionary of American English © 2024
fluorescent lamp, 
  1. Electricitya tubular electric discharge lamp in which light is produced by the fluorescence of phosphors coating the inside of the tube.
  • 1895–1900

Collins Concise English Dictionary © HarperCollins Publishers::
fluorescent lamp n
  1. a type of lamp in which an electrical gas discharge is maintained in a tube with a thin layer of phosphor on its inside surface. The gas, which is often mercury vapour, emits ultraviolet radiation causing the phosphor to fluoresce
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