Listing 18 shows how XQuery update can be used to implement some aspects of the Atom Publishing Protocol and produce the modified Atom feed entry.
清单18显示如何使用XQuery更新实现Atom Publishing Protocol的某些方面，并产生修改后的Atom提要条目？
Much like many other marketing aspects, sales-promotion methods may have to be modified.
促销方法同营销的其他许多方面极为相似，应该加以改进。
Other aspects could be aggressively modified by the refactoring browser at will, in order to simplify the code.
其它方面应可以被重整浏览器积极地随意修改，以简化程序。
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