rear-mounted toolbar

例句：

1. 1.The rear-mounted toolbar on the computer keyboard is very convenient for typing.
   电脑键盘上的后置式工具栏对于打字非常便利。
2. 2. The rear-mounted toolbar allows you to quickly access frequently used applications.
   后置式工具栏允许你快速访问常用的应用程序。
3. 3. The rear-mounted toolbar provides a clear view of the screen, making it easier to work with.
   后置式工具栏提供了屏幕的清晰视图，使工作更加容易。