英语词汇“sporadic e layer”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	sporadic e layer
释义	sporadic e layer noun Usage: usually capitalized E : a layer of ionization occurring irregularly within the E region of the ionosphere at heights of approximately 60 miles above the surface of the earth and occasionally being capable of reflecting radio waves of very high frequency back to earth at great distances
随便看	inserviceable inservient insession insessores insessorial inset insetter inseverable inseverably in several in shame of in shape insheath insheathe inshining inship inshipment inshoot inshore inshore inshore current in short in short course in short order inshrine

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