fulgurite

ful.gu.rite

n.（名词）
A slender, usually tubular body of glassy rock produced by lightning striking and then fusing dry sandy soil.
闪电熔岩：一种因雷击而熔化于沙土形成的细长的通常为管状的光滑岩石体

来源：
Latin fulgur [lightning] * see fulgurate
拉丁语 fulgur [闪电] *参见 fulgurate
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