Once they hit the edge of a cone, drops are propelled towards its base, the least curved region, because of the pressure difference caused by surface tension.

一旦水滴流到了圆锥体的边缘，就会在锥体表面张力所形成的压力差的作用下流向它的底座，那里是曲线弧度最小的地方。

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For example, an edge might be a contrast between values (the difference between light and dark), colors, textures, or even rhythms (repetition of imagery), without the use of line at all.

例如，边可能是属性值(明暗差异)、颜色、纹理乃至规律(图像反复)的对比，完全与线无关。

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The gap between the two was very narrow—a difference of 0.2 points in their overall scores—with HKUST's research productivity giving it the edge.

两者之间的差距甚微，总分仅有0.2分之差，前者的科研产出使其占据上风。

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Though it can't make up for major gaps in talent or depth, which recently existed between the better Spanish and German sides, that extra physical edge in the spring can be the difference between two otherwise equal teams.

WSJ: The Secret of Germany's Success

In practice, we found that we were getting 80-90kbps, well south of the theoretical 384kbps that we should be getting downstream -- but latency appeared to be somewhat better than what we'd typically see on an EDGE device, and that makes a big difference in the browsing experience.

ENGADGET: A few days with the Nokia N75 Mobile

It was Tottenham's greater quality in attack that was the difference between the two sides, with Harry Redknapp's team showing a clinical edge that was beyond their opponents.

BBC: Preston 1-5 Tottenham