一些客户研究公司也使用带目镜的摄像头来跟踪眼动，从而确定被试在看什么。
Some consumer-research companies also employ goggle-mounted cameras to track eye movements so they can be sure what their subjects are looking at.
因此我们做了一些研究和分析，以找出客户为什么会在区分子系统和位置方面遇到麻烦。
So we did a little research and analysis to find out why clients kept having trouble distinguishing between subsystems and localities.
如果有必要，你可能都会想去钻研一些实例并将研究的结果展示给客户以使他们支持你。网络上有很多可用的研究和文章来帮助证明你说的情况。
If necessary, you may even want to dig into some facts and show clients the results of studies to back you up; there are plenty of usability studies and articles on the Web to help you make your case.
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