thundercloud

Much water is transported this way a summer monopoly thunderclouds have on water delivery elsewhere.

整个夏天,水大都以这种方式传送过来,而在其他地方,这本是雷雨云团的份内之事.

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What about lightning initiation within thunderclouds?

发生在雷雨云内部的闪电又是怎麽回事?

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