准备一张如科1尺寸的硬纸,按虚线处折好(图2)。将一张礼品包装纸裁剪成64×23厘米,然后包住硬纸的一面,用双面胶粘牢(图3)。把另一种图案的包装纸剪裁成和图1同样的尺寸,仔细地贴到另一面,并按硬纸折出痕迹(图4、图5)。取一张宽约1厘米的彩色纸条,折成如图6所示的三角形,作为固 Prepare a piece of paper of 1 size as Section 1, folded at the dotted line (Figure 2). Cut a piece of gift wrapping paper to 64 by 23 cm, then wrap it on one side of the cardboard and stick it with double-sided tape (Figure 3). Cut the wrapping paper in another pattern to the same size as in Figure 1, carefully place it on the other side and fold it off the cardboard (Figure 4, Figure 5). Take a 1 cm wide strip of paper, folded into a triangle as shown in Figure 6, as a solid