用食指跟随阅读，这样可以使视线集中在文本上。
Use your forefinger to follow the line on the page. This focuses your vision onto a specific part of the text.
我只是把视线集中在一点以改变我以往对事物的看法。
I just make the line of sight concentrate in order to revise my viewpoints of things in the past.
在这个案例中，透视线集中在图像右侧底部的三分之一位置处。
In this case, the perspective lines converge on the bottom right third of the image.
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