在 UML 2中，框架元件用于作为许多其他的图元件的一个基础，但是大多数人第一次接触框架元件的情况，是作为图的图形化边界。

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.

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我觉得我们能达成这个目标主要归根于我们的室内拼图式部分功能的使用，以及更多的不同类型的拼图元件，同时这也归功于我们神奇的艺术家。

I think we accomplish this mostly by using our interior jigsaw pieces more intelligently, building more and different types of jigsaw pieces, and also because our artists are amazing.

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