有许多方法可以开发XML模式，从使用您喜爱的文本编辑器，到手动创建模式，再到使用工具以图形化方式设计或生成模式。
There are many ways to develop XML schemas, ranging from using your favorite text editor to manually create your schema to using tools to graphically design or generate a schema.
如果去掉设计元素，或某些颜色或图形，您的应用程序还能正常运行吗？
If you pulled out design elements, or certain colors or graphics, would your application be just as effective?
然而，在获得图形设计师设计的表示(或标记)并将它应用到程序员代码提供的内容中时，角色之间仍然有一定重复。
A slight overlap of roles remains, however, in the process of taking the presentation — or markup — designed by the artist and applying it to the content the programmer's code delivers.
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