英语词汇sphere spark-gap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	sphere spark-gap
释义	sphere spark-gap 简明释义球形火花电器网络释义 1 ?球形火花放电器球形火花放电器
随便看	processable form processable scored card processable task graph processable tea rate Process,Acceptance process acceptance process access group process ad process additive process address space process agent process aid process air process air conditioning processal process alarm limit process algebra process allocation process allowance process alloy process a loan Process,Alveolar process amplifier process analysis process analytical chemistry

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。