RUP-SE框架是一个系统开发生命周期管理基本原理、最佳实践、方法和工具的全面集合中的一个元素。

The RUP-SE framework is one element of a comprehensive set of systems development lifecycle management principles, best practices, methods, and tools.

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项目的关注点也不同：更新使用15年之久的打印集合工具和在线学习管理系统。

Those projects also differ in focus: update of a fifteen-year-old printed form aggregation tool and an online learning management system.

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操作系统是基本程序和工具的集合，使您的计算机上运行。

An operating system is the set of basic programs and utilities that make your computer run.

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