利用高速摄影技术，科学家们已经确定了闪电从云层到达地面有两个步骤。
Using high-speed photography, scientists have determined that there are two steps to the occurrence of lightning from a cloud to the ground.
捕捉闪电，可能是摄影里要学习的最有挑战性又最容易叫人泄气的技术了。
Capturing lightning can be one of the most rewarding and frustrating photography skills to learn.
这是个惊人的时刻！摄影师拍到闪电同时击中芝加哥的两座标志建筑。
This is the extraordinary moment a photographer captured bolts of lightning striking not one, but two Chicago landmarks at the same time.
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