这样做是一种合理的折衷方法，因为对定义曲线的每个点或句柄都使用子元素将会使SVG更加繁琐。
Doing it this way is a reasonable compromise, since using child elements for every point or handle that defines a curve would make SVG even more verbose.
本文的目的是讨论如何创建这些模板，从而简化最终用户使用扩展点或代码时面临的学习曲线。
The purpose of this article is to discuss how to create these templates so you can reduce the learning curve your end users face when using your extension points or code.
使用新切入点的学习曲线是随用随学。
The learning curve for using new pointcuts is pay as you go.
应用推荐