New idioms (as well as new uses for old idioms) pose a risk, which is why careful, Goal-Directed Design and appropriate testing with real users in real working conditions are so important.
新的习惯用法（以及旧习惯用法的新使用）会引起风险，这就是为什么认真且目标导向的设计，以及在真实工作条件下进行真实用户的正确测试那么重要的原因。
Wherever disk technology has left its mark on the design of our software, it has done so for implementation purposes only, and not in the service of users or any goal-directed design rationale.
无论磁盘技术给我们的软件设计留下了什么样的标志，这么做主要是为了实现上的意图，而不是为了服务用户或者任何目标导向的设计原理。
The concepts of modal and modeless dialogs are derived from programmers' terms. They affect our design, but we must also examine dialogs from a goal-directed point of view.
模态对话框和非模态对话框的概念来源于程序员的术语，它们影响了我们的设计，但我们也必须从目标导向的观点来考查对话框。
The chapters in Part I provided the process and concepts behind the practice of Goal-Directed interaction design .
第1篇介绍了目标导向的交互设计工作背后的流程与概念。
If nothing else, the Goal-Directed process described in the chapters of Part I should help you to achieve purposeful design.
第1篇描述的目标为导向的开发流程有助于实现这一点。
If nothing else, the Goal-Directed process described in the chapters of Part I should help you to achieve purposeful design.
第1篇描述的目标为导向的开发流程有助于实现这一点。
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