We have proliferation of nebulous titles: information architect, user experience architect, interaction designer, usability engineer, design analyst, and on and on.

我们已经衍生出像一团云一样的出各种职位头衔：信息架构师、用户体验架构师、交互设计师、可用性工程师、设计分析师，等等等等。

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Usability study tasks. If you are creating the prototype for a usability study, discuss with the usability engineer what specific tasks will be part of the study, and design around those elements.

易用性研究任务。如果你为易用性研究创建原型，和易用性工程师讨论什么任务应该是原型的一部分，讨论相关的设计。

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"We focused a lot on usability and copied a lot of gamer interfaces so that users can pick it up pretty quickly, " said Sandia engineer Justin Garretson, the lead software developer.

ENGADGET: Gemini-Scout robot can scope out mining accidents, may save lives (video)