英语词汇“cathode ray”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
释义	cathode ray a flow of electrons emanating from a cathode in a vacuum tube and focused into a narrow beam. [1875-80]
随便看	preagreement preagricultural preagriculture pre-AIDS Preakness prealarm prealcoholic prealgebra prealgebraic preallegation preallege prealliance preallied preallot preallotment preallow preallowable preallowance preallude preallusion preally prealphabet prealphabetical prealtar prealter

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