Open animation window. For the first frame hide all layers except the original one.

打开动画窗口，隐藏原始图像外的所有窗口。

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Open animation window. For the first frame hide all the layers except the most dark one. Select the circle layer and reduce the opacity to 10%.

打开动画窗口。首先选出最暗色的图层保留将其他图层进行隐藏，选中圆圈层，将其透明度设置为10%。

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Select and merge all the layers. Duplicate the layer and hide it.

再次合并所有图层。复制图层，并将原图层隐藏。

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Select and merge all the layers. Duplicate the layer and hide it.

再次合并所有图层。复制图层，并将原图层隐藏。

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