Take smartphones for example, you need not only computer science and engineering knowledge, but also an understanding of psychology and visual design to create a better product.

以智能手机为例，你不仅需要计算机科学和工程知识，还需要对心理学和视觉设计有所理解，才能创造出更好的产品。

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The story is one of scores in To Forgive Design: Understanding Failure, a book that is at once a love letter to engineering and a paean to its breakdowns.

这个故事是《原谅设计：理解失败》中的一个片段。这本书既是给工程学献上的情书，也是对其工程故障的赞歌。

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Understanding this design is critical because if you want to get anything done on the command line, you must be able to communicate back and forth to the user.

了解这一设计是至关重要的，因为如果需要在命令行中执行任何操作，都必须能够与用户来回通信。

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Sellers has an academic's understanding of design history combined with years of museum experience.

WSJ: Libby Sellers Knows the Art of Design

Dr Simon Ofield-Kerr, Vice Chancellor, said Sir Terence had "single-handedly changed this country's understanding of design and has changed modern life through his products, shops and restaurants".

BBC: England

That can slow a project's timetable considerably, but agency officials over the years have maintained the approach gives them deeper understanding of potential design weaknesses and how to respond when failures occur.

WSJ: SpaceX Acts Fast for New Launch