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单词 cathode ray tube
释义

cathode ray tube

noun
/ˌkæθəʊd ˈreɪ tjuːb/
/ˌkæθəʊd ˈreɪ tuːb/
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  1. a vacuum tube that was used in the past inside a television or computer screen, etc., and from which a stream of electrons produced images on the screen
    • the invention of the cathode ray tube
    Topics TV, radio and newsc2
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更新时间:2024/9/22 15:49:46