英语词汇Van Allen belt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	Van Allen belt
释义	Van Allen belt/væn ˈælən/n. (also 亦作 Van Allen layer) each of two regions of intense radiation partly surrounding the earth at heights of several thousand kilometres 范艾伦(辐射)带 [named after J. A. Van Allen, US physicist b. 1914]
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