1. A display method, comprising steps of: S1, obtaining, through a display device, an original image that needs to be displayed; S2, generating a plurality of first images each having a same edge contour as the original image according to information contained in the original image wherein each first image comprises at least partial information of the original image; the information contained in the original image contained in each first image includes brightness and color of pixels; each of the plurality of first images comprises brightness information of each main area of the original image, each main area being an area where frequency domain information of the original image is aggregated; a relative position, in each first image, of the information of the original image comprised in the first image is the same as a relative position of the information in the original image; an area of each first image contains all of information of the original image corresponding to the area; and union of information contained in the plurality of first images comprises all information contained in the original image; and S3, displaying, in the form of continuous multi-frame images, all first images in sequence through the display device within visual persistence time of human eyes.