几乎所有的功能可以搬到那里，可以设置为自动隐藏，鼠标悬停在其区域的时候然后重新出现。

Almost any functionality can be moved there, and it can be set to automatically hide, and then reappear upon mouseover of the area.

youdao

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.

youdao

我还可以让菜单在用户鼠标移开菜单时隐藏。

Here I'll also give the ContextMenu control the ability to hide when the user moves the mouse outside the control's UI.

youdao