图像的水平块存储在一起。

Horizontal blocks of the image are stored together.

youdao

那就是通常意义下的水平面，如果函数本身有趣一点的话，图像也会有趣一点的。

That's what you would expect for a horizontal plane just from common sense This is more interesting, of course, if a function is more interesting.

youdao

这跟切割是同样的，我们用水平面切割图像。

Well, that's the same thing as cutting, I mean, we slice the graph by horizontal planes.

youdao