cathode-ray tubes

 
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cathode-ray tubes的英文翻譯是什么意思,詞典釋義與在線(xiàn)翻譯:

英英釋義

名詞 cathode-ray tube:
  1. a vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screen

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