For example, when drawing a circle, create decreasing radius and alpha-blended circles around the main point for a nice fade-out effect.

例如，绘制圆形时，在中心点周围创建半径逐渐减少的阿尔法混合圆形可以获得优美的渐变效果。

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Each snippet performs a complete programming task such as creating a custom exception, sending ane-mail message, or drawing a circle.

每个程序码片段都会执行完整的程序设计工作，如建立自订例外状况、传送电子邮件讯息或绘制圆形。

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Next, the center of the pie is erased by drawing a white circle, and another arc is drawn to provide a visual border between the interior circle and the peripheral pie slices.

接下来，将绘制一个白色圆形擦掉饼图的中心，并且绘制另一条弧线来提供内部圆形与外围饼图分区之间的可视边界。

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For instance, drawing a circle around your fighter unleashes a spinning attack.

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Otherwise we are drawing a moral circle around our own species, even when the members of our own species protected by that moral boundary are not superior in any moral relevant characteristics to many nonhuman animals who fall outside the moral circle.

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