The main difference between them is coloring requirements:every D-edge at least has two vertices colored differently, while every C-edge at least has two vertices of the same color.

它们的主要区别在于染色要求上：每一D-超边至少有两点异色，每一C-超边至少有两点同色。

youdao

You'd think there'd be more edge to country music's biggest outlaw, but maybe not when he's in love and with director James Mangold pushing that side of the story.

NPR: 'Walk the Line' Walks a Straight Line

The recent energy bill opened the door to this resource by directing Interior to conduct a complete inventory of reserves along the shelf, including the use of cutting-edge 3-D seismic imaging techniques.

FORBES: Open the Spigots

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