There is a handy keyboard shortcut to save you having to scroll up to the top of the screen.

有一个方便的键盘快捷键可用，不必滚动到屏幕的顶端。

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A table is handy for a list of messages, since it allows the user to scroll up and down.

对于一列消息来说，表很方便，因为它允许用户用滚动栏上下翻页。

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Use less to view a text file with the ability to scroll up and down through the document and search for text patterns.

less命令也是用来查看文件，但是它支持上下滚屏以及在文档中进行文本搜索。

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Here I've got to scroll up here if I'm looking and then I've got the visual cortex engaged.

如果我还得去看些什么东西话,我的视觉皮层就会发挥作用

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I'm going to open up a program called positive1.c. I'm going to scroll down to the juicy part here.

我将要打开一个叫做positive1，c的程序,我们翻到这个有趣的部分。

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While you're looking at the screen, you can tilt the phone backward or forward to scroll up and down.

CNN: Hands-off with the Samsung Galaxy S IV

Imagine browsing a webpage and running your thumb along the side of your iPhone to scroll up and down.

FORBES: CES: Sensus Touch-Sensitive iPhone Case Rewrites Rules On Smartphone Functionality

In the browser, you can command the screen to scroll up by swiping from top to bottom a few inches from the phone.

NPR: Samsung Refreshes IPhone-Challenging Galaxy Line