在Firebug控制台的左侧有一个HTML选项卡，其中显示了屏幕上正在显示的HTML代码，包括类属性。

There is an HTML TAB on the left side of the Firebug console that shows the HTML code being displayed on the screen, including the class attributes.

youdao

在弗吉尼亚州她的电脑终端屏幕上显示有e - mail，图片，游戏和她的血压。

A screen on her end in Virginia displays E-mail, photos, games and her blood pressure.

youdao

不过，您需要运行一组不同的操作，以确定是否是在无错误的条件下显示的，或屏幕上是否有提示某个错误的文本。

However, you have a requirement to run a different set of actions depending on whether the error-free condition is displayed, or if text indicating an error is on the screen.

youdao

So if you've got putty or terminal up on the screen, -- and you're having some trouble that's really best seen with -- in that natural environment, we can actually see sort of tech-support style on the right-hand side what you're doing, and you can see everything we're doing.

所以如果你有Putty软件或者终端机在屏幕上，你遇到一些麻烦来显示最佳状态-,在那个自然环境中，我们可以看到很多,技术支持类型,在你们做的东西的右手边，你们可以看我我们在做的一切。

哈佛公开课 - 计算机科学课程节选