协作是在社交网络学习的核心。卡伦施威策尔的这篇博文指出一些很棒的用来联系他人并且和他人分享的免费工具。
Collaboration is central to learning on the social Web. This guest post from Karen Schweitzer highlights some great free tools for connecting and sharing with others.
卡伦施威策尔的这篇博文指出一些很棒的用来联系他人并且和他人分享的免费工具。
This guest post from Karen Schweitzer highlights some great free tools for connecting and sharing with others.
在澳大利亚昆士兰州河头镇的一处原始林区，摄影师埃文·斯威策捕捉到了这一幕。
The photographer, Evan Switzer, captured the moment on a bushland property in River Heads, Queensland, Australia.
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