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3月18日,日本正在庆祝 "导盲砖日"。“导盲砖” 或 “点字(てんじ)区” 是日本的一项发明,旨在引导盲人和视障者在道路和火车站上安全行走。Simpleshow 解释了 “导盲砖” 的历史和好处。 作者: Madoro Ishii Rio Yoshida 资料来源: https://en.wikipedia.org/wiki/Tactile_paving#Japan 点击这里查看更多视频:https://alugha.com/mysimpleshow

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