It is not uncommon for a user to use one menu command to open a window to find a bit of information, copy that information to the clipboard, and then use a different menu command for a different window, merely to paste that bit of information in a field.

• 使用者往往不得不使用一个菜单命令打开一个窗口，找到一点点信息，将该信息复制到剪贴板上，然而再用另一个菜单命令打开另一个窗口，仅仅是为了将剪贴板上复制的信息粘贴过来。