1. Press Ctrl J to quickly copy the background layer, then use the zoom tool to enlarge the picture, and then use the magnetic lasso tool to create a selection along the bottom of the skirt, as shown in the figure.

2. Press Ctrl Alt D to open the feathering window and set the feathering radius to "3 pixels", as shown in the figure.

3. Open the pattern material, press Ctrl A to select all, and press Ctrl C to copy, as shown.

4. Return to the pattern picture, and then select Edit-Paste in the menu bar or press Ctrl Shift V to paste the pattern into the selection. At this point, a new layer will be added to the Layers panel, as shown.

5. Press Ctrl T shortcut key to freely transform Layer 2 and adjust the size and position of the pattern, as shown in the figure.

6. Set the blending mode of Layer 2 to "Color Deepening", as shown in the figure.

7. Use the Zoom Tool to enlarge the picture. At this time, you can see that there are many miscellaneous edges on the edge of the skirt. You can use the Eraser Tool to remove impurities, as shown in the figure. Before cleaning:

After clearing:

8. Press Ctrl J to copy the copy of Layer 2, and then set its opacity to "50%", as shown in the figure.