单词 | vidicon |
释义 | Word Frequency vidicon(ˈvɪdɪˌkɒn) noun a small television camera tube, used in closed-circuit television and outside broadcasts, in which incident light forms an electric charge pattern on a photoconductive surface. Scanning by a low-velocity electron beam discharges the surface, producing a current in an adjacent conducting layer See also Plumbicon Word origin C20: from vid(eo) + icon(oscope) |
随便看 |
|
英语词典包含233703条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。