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威廉·卡姆夸姆巴: 我如何驾驭风能
3,441,302 views
|
William Kamkwamba |
TEDGlobal 2009
• July 2009
Read transcript
在他14岁的时候，这个生长在贫穷且饥饿家庭的马拉维男孩建造了一个风车为他的家庭供能。现在威廉 卡姆夸姆巴22岁了，他是第二次来TED演讲，这次，他为大家分享他那改变他们生活的风车的故事
invention
Africa
creativity
energy
poverty
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