To scroll up or to scroll down, to move text or pictures up or down on a computer or phone.

向上或向下滚动，在计算机或手机上向上或向下移动文本或图片。

Additionally, even skilled readers spend about 15% of their reading on regressions, in which the eye moves backwards to re-read text.

此外，即使是熟练的读者也会将15%的阅读时间花在回归阅读上，即眼睛会往回移动，重新阅读文本。

Play with the design onscreen, moving text and pictures until you get a pleasing arrangement.

【play】试着在屏幕上进行设计，移动文字和图片，直到排列令人满意为止。