英语词汇“cathode-ray tube”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	cathode-ray tube
释义	cathode-ray tube noun : a vacuum tube in which cathode rays usually in the form of a slender beam are projected upon a fluorescent screen that serves as an anticathode where the rays produce a luminous spot
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