All of these changes will add a new layer of structure and style to your pages, bringing them closer to being fully usable in your application.
所有这些变化,都会给页面添加新的结构层和样式,使它们更加可用于应用程序中。
Therefore, add a new layer and do the following.
因此,添加一个新层,执行下列操作。
Open the bird image, then add a new layer to carry out some retouching.
打开鸟的图片,新建一层做一些调整。
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