本文档指定了一个框架来描述和组织无处不在的学习资源 学习它提供了在不同学习环境中动态聚合资源的功能， 其中记录了社会互动，以促进社会学习。反映 还定义了基于学习者贡献的资源进化史。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document specifies a framework to describe and organize learning resources in ubiquitous learning. It provides features to enable dynamic aggregation of resources in different learning contexts, in which the social interactions are recorded to facilitate social learning. The features that reflect the evolutionary history of resources based on learners' contributions are also defined.All current amendments available at time of purchase are included with the purchase of this document.