Filters offer a cleanpattern to break down XML transformations into several distinct steps.
过滤器提供了一种干净的模式，将xml转换分解成几个不同的步骤。
2
Enter the decorator pattern, which allows you to add this functionality onto the AutomobileModel in a nice, clean class.
进入装饰器模式，该模式允许您通过一个优秀整洁的类将此功能添加到AutomobileModel。
3
The data cleansing pattern is defined as the standardization, clean-up, and ultimately, matching (or de-duplicating) records based on the content of freeform text fields.