现在已经有许多TED（技术、娱乐和设计的缩写，世界顶级的尖锐思想论坛）的报道关注于解决第三世界国家清洁用水的问题。
There have been several TED presentations on how people are trying to solve the problem of clean water for 3rd world countries.
现在已经有许多TED（技术、娱乐和设计的缩写，世界顶级的尖锐思想论坛）的报道关注于解决第三世界国家清洁用水的问题。
There have been several TED presentations on how people are trying to solve the problem of clean water for 3rd world countries.
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