They have a title, optional image, an optional title drop-down menu, and some other useful features (see Listing 2).
它们拥有标题、可选图像、可选标题下拉菜单和其他一些有用的特性(见清单2)。
Most of the methods in this class simply describe various aspects of the aggregation, such as data type, title, and description information, to show up in the BIRT Aggregation widget drop-down list.
此类中的大部分方法只是简单描述要在BIRTAggregation Widgets下拉列表中显示的聚合的各个方面，比如数据类型、标题和描述信息。
To start work on the requirement, click the arrow next to the drop-down menu by the title field and select Start Working
为了开始处理需求，点击标题区域拉下菜单旁边的箭头，并选择StartWorking
A variant of the drop-down menu is a menu that " pops up" when you click (or more frequently, right-click) on an object, even though it has no menu title: a pop-up menu.
右击这些单词会弹出一个可替换的菜单，你可以从中选择。但是你不一定必须改变，你也不会受对话框或者其他愚蠢的模态干扰。
A variant of the drop-down menu is a menu that " pops up" when you click (or more frequently, right-click) on an object, even though it has no menu title: a pop-up menu.
右击这些单词会弹出一个可替换的菜单，你可以从中选择。但是你不一定必须改变，你也不会受对话框或者其他愚蠢的模态干扰。
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