1. A method for processing an image, comprising: acquiring, by one or more processors having a memory, a first original image to be processed and creating a preset number copies of the first original image wherein the preset number copies and the first original image have a same image but different transparencies; offsetting, by the one or more processors having the memory, content of each copy of the preset number copies of the first original image to obtain the preset number copies of first processed images; when a corresponding no-content area of the first processed images appears in an image display range, colorless filling, by the one or more processors having the memory, the corresponding no-content area; and overlaying, by the one or more processors having the memory, the first original image and the preset number copies of the first processed images, and getting an overlaid first original image as a result of the first original image.