| 单词 | magnetron |
| 释义 | magnetron (once / 787955 pages) n WORD FAMILY magnetron: magnetrons USAGE EXAMPLES“Magnetron,” I think he says, but I have no idea what it means. Victoria Aveyard, Red Queen(2015) It involved an invention known as the cavity magnetron, a source of high-powered microwaves. Michael Hiltzik, Big Science(2015) When the time came to flip the switch to power up the magnetron, Pavel Pavlov, 21, urged a reporter to step back. New York Times(Jul 17, 2015) n a diode vacuum tube in which the flow of electrons from a central cathode to a cylindrical anode is controlled by crossed magnetic and electric fields; used mainly in microwave oscillators Hyper electron tube, thermionic tube, thermionic vacuum tube, thermionic valve, tube, vacuum tube electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope |
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