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声呐如何帮助我在世界前行
1,726,675 views |
丹尼尔·基什 |
TED2015
• March 2015
Read transcript
在13个月大时，丹尼尔·基什就失明了，但他学会利用回声定位来“观看”世界。他用舌头发出嘀嗒声，送出声音，声音撞击到环境和事物的表面，然后反弹给他，帮助他构建对周围空间的理解。在独树一帜的演讲中，基什展示了他的声呐导航方法，并呼吁我们解除对“未知黑暗”的恐惧。
fear
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