Three - tiered client/server architecture的用法和样例：
例句
- Component Technology based on three-tier architecture implemented in a project development was researched in this paper.
本论文结合一个横向项目的开发，对基于三层结构的组件技术进行研究。 - The following code example shows how the site map might look for a simple site that goes three levels deep.
下面的代码示例演示站点地图如何查找一个三层结构的简单站点。
