Tellingly, the field of interface design even has an unwieldy name: it is known as "human-computerinteraction", or HCI.
更准确地说，这个界面设计领域有一个奇怪的名字叫“人机对话界面”或简称hci。
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But UX is not only about human-computerinteraction (HCI), usability or IA, albeit usability probably is the most important factor that shapes UX.
但是用户体验并不仅仅是人机交互、易用性或者信息架构，虽然易用性可能是组成用户体验最重要的因素。
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As a natural measure of HCI, two-handed interaction not only matches the habit of human cognition and behavior, but also improves the bandwidth of computer input.