So next time if you spot a UFO high in the sky, it would probably be a lightning ball.

所以下一次如果你发现天空中的不明飞行物，很有可能是闪电球。

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Ball lightning seems an obvious explanation, says Dr Hughes.

休斯博士说，球状闪电似乎是个明显的解释。

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Ball lightning is often reported during thunderstorms, and it's known that multiple consecutive lightning strikes can create strong magnetic fields.

球状闪电通常是在暴风雨时所报道的，人们知道，许多连续不断的雷击可以产生很强的磁场。

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On one of her solitary girlhood walks, she once found herself accompanied by a lightning ball.

ECONOMIST: Yelena Bonner | The

Unfortunately, the researchers have not been able to generate ball lightning in the laboratory.

BBC: New lead for fireball riddle

And Dr Abrahamson believes their theory will even explain how ball lightning passes through windows and walls.

BBC: New lead for fireball riddle