| 单词 | cathode rays |
| 释义 | cathode /kathˈōd/noun
ORIGIN: Gr kathodos a going down, from kata down, and hodos a way cathˈodal adjective cathodˈic adjective cathodˈograph noun A photograph created using X-rays cathodogˈrapher noun cathodogˈraphy noun cathodoluminescˈence noun Luminescence caused by irradiation with cathode rays cathode-ray oscillograph noun The complete equipment for registering transient waveforms on a photographic plate within the vacuum of a cathode-ray tube cathode rays plural noun Streams of negatively charged particles (electrons) proceeding from the cathode of a vacuum tube cathode-ray tube noun A device in which a narrow beam of electrons, which can be deflected by magnetic and/or electrostatic fields, acts on a fluorescent screen or photographic surface, used in television sets, etc cathodic protection noun Protection of a metal structure underground or under water against electrolytic corrosion by making it the cathode in an electrolytic cell |
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