Copying and pasting from one application to the other takes time and is subject to error, and transfer of information using comma-separated values and other techniques is clunky at best.
从一个应用程序向另一个复制和粘贴不但耗时，而且会导致错误，使用逗号隔开值格式和其他技术转移信息又比较笨拙。
In a classic design, value objects or data transfer objects in those methods are used as method parameters and return values when complex objects are required.
在经典的设计中，这些方法中的值对象或数据传输对象用作方法参数并在需要复杂对象时返回值。
A Data Transfer object is a way to package a collection of values in a single object so they can be passed around economically.
数据传输对象是将一组值包装在一个对象中的方法，目的在于经济地传送这些值。
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