The total area of those hexagons is two Greater London's worth of someone else's Sahara, and you'll need power lines all the way across Spain and France to bring the power from the Sahara to Surrey.
这些六边形的总面积 相当于两个大伦敦地区这么大，或者是撒哈啦沙漠那么大, 另外，我们还需要架设大量的电线, 并让这些电线杆穿超西班牙、法国才能将这些撒哈啦沙漠的电输送到萨里。