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单词 emitter
释义

WordReference Random House Unabridged Dictionary of American English © 2024
e•mit•ter  (i mitər),USA pronunciation n. 
  1. a person or thing that emits.
  2. Electronicsan electrode on a transistor from which a flow of electrons or holes enters the region between the electrodes.
  • emit + -er1 1880–85

Collins Concise English Dictionary © HarperCollins Publishers::
emitter /ɪˈmɪtə/ n
  1. a person or thing that emits
  2. a radioactive substance that emits radiation
  3. the region in a transistor in which the charge-carrying holes or electrons originate
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