Displays the item (object, graphic, or frame) that comes before the current item in a linked sequence. To add or change the previous link, select a name from the list. If you are linking frames, the current frame and the target frame must be empty.
显示在链接序列中位于当前项目之前的项目（对象、图形或框架）。要添加或修改上一链接，请从列表中选择名称。如果链接的是框架，则当前框架和目标框架都必须保留空白。