Scientists have photographed "upwards lightning", a rarely-seen phenomenon where electricity from storms flows into the upper atmosphere.
科学家拍摄到“向上的闪电”，一种十分罕见的现象——暴风雨中的电流向上层大气流动。
Out in the stark sun near Tucson, Arizona, he has been monitoring a desert plot that several generations of scientists have continuously measured and photographed for 80 years;
顶着亚利桑那亚州图森附近的酷热，博格斯一直监测着一块沙漠带，几代科学家进行了持续80年的测量、拍摄。
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