In contrast to the city lights along the sea coast and interior, the Atlantic Ocean appears as a featureless dark region filling the lower right quarter of the image.

和海岸线和内陆附近的光亮的城市相比较，大西洋完全漆黑一片，并且占据图片区域的四分之一。

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Region filling has many application in computer graph - ics and image analysis.

区域填充在计算机图形图像处理中得到广泛的应用。

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Without region filling we can count the number of the regions by scanning the binary image once.

通过对二值图像的扫描，可在不对区域进行填充的情况下统计出区域的个数。

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On Monday, some 130 filling stations out of 250 in the region had run out of petrol, and the region could run completely dry on Tuesday.

BBC: You are in: UK

Places like this have popped up across the region, and they're filling up with transplants.

NPR: Charlotte, N.C., a Sweet Spot for Housing

First of all, in terms of filling in our presence and our engagement in the region, a number of the initiatives that we launched on the last trip have essentially been coming on line.

WHITEHOUSE: The White House