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cathode ray

/ˈkæθəʊd reɪ/

翻译: 阴极射线,即从阴极发射出的电子束,在早期用于老式电视和电脑显示器中(阴极射线管),在平板显示技术出现之前广泛使用。

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/ˈkæθəʊd reɪ/C1formaltechnical已废弃
  • zh阴极射线,即从阴极发射出的电子束,在早期用于老式电视和电脑显示器中(阴极射线管),在平板显示技术出现之前广泛使用。

A vacuum tube that produces a beam of electrons, historically used in older television sets and computer monitors before the advent of flat-screen technology.

  1. Electron beamC1formal

    A stream of electrons emitted from the cathode in a vacuum tube, used in old television and computer monitors.

    zh阴极射线

    • Cathode rays were first observed in the 19th century.
    • The cathode ray tube (CRT) was the basis for early televisions.
    • Scientists used cathode rays to discover the electron.