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路易斯･范･安：大型在线共同创作
1,846,471 views |
Luis von Ahn |
TEDxCMU
• April 2011
Read transcript
路易斯･范･安带来了新一代的验证码，通过真人回复来将扫描书籍电子化。他琢磨这种无数个在线合作还能为我们带来什么更大的益处。他在 TEDxCMU介绍了他的新项目，叫Duolingo。这个项目能帮助成千上万的人学习外语，同时又把网页内容进行快速准确地翻译，而这一切都是免费的。
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