计算机将这些“连接点”排序并希望获得与原先是时间的连续信号十分相似的信号(因此我们将该信号称为代表信号)。

The computer then sort of "connects the dots" and, hopefully, gives you something that looks similar to the real-world signal (that's why we say it represents the signal).

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这个包含了每一个像素的颜色和亮度信息以及同步信号的最终信号称为组合视频信号（composite video signal).

This final signal, containing the color and intensity of each pixel in a set of rows, along with horizontal and vertical sync signals, is called a composite video signal .

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