这些特性允许使用不同的复合部件构建复杂的web页面。

These features let you build complex Web pages from different composite parts.

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取而代之，我们指望uml 2.0规范的复合结构概念，其提供了表示使用“部件”和“连接器”的分类器的内部结构功能。

Instead, we look to the composite structure notions of the UML 2.0 specification, which provides the ability to denote the internal organization of a classifier using "parts" and "connectors."

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虽然塑料复合材料也能提供高强度，轻巧的部件，但塑料复合材料几乎很难回收利用。

Whereas plastic composite materials can also provide great strength and lightness, they can be difficult if not impossible to recycle.

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