The editing functionality means that you can go forward and backward through the command line currently displayed to make changes and correct typos.

编辑功能意味着您可以在当前显示的命令行中向前和向后移动，以做出更改或纠正输入错误。

youdao

Check whether the process needs to go on; the user might have decided to page forward or backward, and it wouldn't do for the former page data to show up.

检查是否需要继续处理；用户可能决定向前或向后翻页，对于前面的页面数据不再处理。

youdao

Using buttons, you can move forward or backward in time, to go back to any date and time in the past and return to the current time.

通过按钮能够在时间上前移或后移，能够回到过去的任意时间点，并且能够回到当前的时间点。

youdao

It's been so many years, in fact, since Allen told us to "go backwards when forward fails" that the notions of forward and backward no longer seem relevant, and neither do any of the standard ways of thinking about art generationally.

WSJ: The Jazz Scene: Easy Keys, Bass Instincts