英语词汇Lenard rays怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	Lenard rays
释义	Lenard rays [复]【电子】勒纳射线(一种由勒纳阴极射线管在空气中产生的阴极射线) [<Philipp E.A. Lenard]
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