Note: Make sure that each par t you draw is placed on a separate layer to make sure that your blending options don't get applied to the wrong parts.
注意 ：确保你所绘制的 每一个部分 都在 分离的图层 上，以确使你的混合选项不会被应用到错误的部分上。
Access your Layers Panel, then right click on the layer that contains the emblem and choose Blending Options.
找到你的图层面板，右击徽标所在图层，选择混合选项。
Fill it with black, then set this layer to 80% Opacity, right-click the layer, and choose Blending Options.
用黑色填充，再将透明度设置为80%，右键点击图层选择混合选项。
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