在火狐全屏模式时，工具栏和标签页会在屏幕上部隐藏，只有当鼠标移上去是才显示。
In Firefox’s fullscreen mode, toolbars and the tab strip are hiddenat the top of the screen and only shown on mouseover.
可以通过添加或删除按钮、更改图标大小、显示或隐藏文字标签来自定义工具栏。
You can customize the toolbar by adding or removing buttons, changing the size of ICONS, and showing or hiding the text on labels.
另一点需要说明的是要确保显示或隐藏工具栏的命令能够持续运行。
Another little instruction is required to ensure that the command which shows or hides the toolbar continues to work.
可以使用工具栏上的“显示缩放控件”来显示或隐藏关系图上的缩放控件。
You can show or hide the zoom controls on the graphs by using show zoom controls on the toolbar.
如何增加和删除工具栏按钮，如何给应用程序增加工具栏，如何显示和隐藏工具栏。
How to increase and remove toolbar buttons, how to increase application toolbar, how to display and hide the toolbar.
如何增加和删除工具栏按钮，如何给应用程序增加工具栏，如何显示和隐藏工具栏。
How to increase and remove toolbar buttons, how to increase application toolbar, how to display and hide the toolbar.
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