单词 | meteor storm |
释义 | meteor stormmeteor storm(meteor swarm) A meteor shower with an enormous meteor rate that occurs when the Earth intersects a new meteoroid stream close to a large originating comet. The most famous was the Leonid storm of Nov. 12–13, 1833, when the rate exceeded 10 000 visual meteors an hour, single observers often seeing 20 a second. |
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