为了更正这种情况，我们可以通过使用蒙版将柔化效果从图像中的重要区域中去除。

To correct this, we'll simply mask out the effect from the important areas in the photo.

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这是添加了图层蒙版以后的效果。

And here is the effect after apply the mask.

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SVG的主要特点包括嵌套转换、剪辑路径、alpha蒙版、光栅过滤效果、模板对象，当然还有可扩展性。

SVG's feature set includes nested transformations, clipping paths, alpha masks, raster filter effects, template objects, and, of course, extensibility.

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