However, gaze is not always goal-oriented; and chasing the gaze cue blindly will lead to invalid attention shift, thus reduce the cognitive efficiency.

然而人的注视并非总是具有目的指向性，一味地追随他人视线，会产生无效的注意转移，降低认知效率。

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The design-type knowledge work efficiency is essentially a design cognitive efficiency, the research of design cognitive process and its efficiency is still in the stage of exploration.

设计型知识工作效率本质上是设计认知效率，而目前关于设计认知过程及其效率的研究仍然处于探索阶段。

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