Analyses such as boundary, element naming, and sponsorship are performed.
分析诸如边界、元素命名，以及被执行的发起。
2
A frame element provides a consistent place for a diagram's label, while providing a graphical boundary for the diagram.
当为图提供图形化边界时，一个框架元件为图的标签提供一致的位置。
3
The frame element is used as a basis for many other diagram elements in UML 2, but the first place most people will encounter a frame element is as the graphical boundary of a diagram.