cathode-ray

英['kæθəʊdr'eɪ] 美['kæθəʊdr'eɪ]
  • 阴极射线
  • cable n.电缆;缆;索;电报v.发电报;(通过电缆)交流;(用缆绳)固定
  • cathode n.阴极
名词 cathode ray:
  1. a beam of electrons emitted by the cathode of an electrical discharge tube

    1. A cathode ray tube is shaped like a large bell.
      阴极射线管的形状象个大铃铛。
    2. Cathode rays are attracted by a positive charge.
      阴极射线被阳电荷所吸引。