单词 | red sprite |
释义 | > as lemmasred sprite 5. Atmospheric Physics. A faint, short-lived flash, typically red in colour, occasionally observed in the mesosphere high above an intense thunderstorm, resulting from the collision of high-energy electrons with air molecules. Also more fully red sprite.Cf. blue jet n. at blue adj. and n. Compounds 1d. ΚΠ 1994 Geophysical Res. Lett. 21 878/2 The term ‘sprite’ has been suggested by D. Sentman (personal communication, 1993). 1994 CNN News (transcript of TV programme) (Nexis) 30 July For the first time, scientists have captured strange kinds of lightning on videotape. They are calling these upward shooting flashes ‘red sprites’. 2012 D. A. J. Seargeant Weird Weather iv. 187 Sprites can be observed with the naked eye from a dark location, but seeing these fleeting electronic ghosts of the sky is not easy. < as lemmas |
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