英语词汇null cone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	null cone
释义	Definition of null cone in English: null cone noun Physics Light cone. Origin 1920s. Definition of null cone in US English: null cone noun Physics Light cone. Origin 1920s.
随便看	sparkling wine sparkly sparkly spark (off) spark off spark out spark out spark plug sparkplug spark plugs sparks Sparks sparks fly sparks fly sparky sparling sparlings sparred sparrer sparriness sparring sparring match sparring partner sparring partners sparrings

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Definition of null cone in English: