ALT + click in between the new layer with the pink layer to create a mask of the pink layer.

按住alt，点击这个紫色的新图层为其创造一个遮罩。

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Add a layer mask to this layer as shown below, this will create a better lighting contrast for the hand and make this overall image look better.

按照下面的样子，添加一个图层蒙版，这样可以给整个画面增加整体光的对比度，画面看起来会更好一些。

youdao

For this particular layer mask I don't want to create a hard edge so we are going to use the brush tool to manually create our mask.

对于这个层蒙版，我不想有硬边。所以我们选画笔工具手工建立蒙版。

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He then uses Adobe's Photoshop editing program to layer the images together and mask objects as needed to create the illusions.

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