放学路上有一条窄道,上面铺着有凸直条纹和凸起圆点的地砖,我听妈妈说它们叫引导砖,那条窄道是盲道,是引导盲人走路用的。盲人怎么在盲道上走路呢?我充满了好奇和疑惑。一天下午,我在家门口玩的时候,恰巧看到一位戴着墨镜的盲人爷爷走在盲道上。他驼着背,拄着拐杖,脚步缓慢,和我一蹦三跳的走路方式完全不一样。我跑了老远再回头看 There was a narrow road on the way to school, covered with convex stripes and raised dots on the floor tiles, I heard my mother said they called the guide brick, the narrow road is blind, is to guide the blind to walk with. How blind people walking on the blind? I am full of curiosity and doubt. One afternoon in the afternoon, when I was playing in front of my house, I happened to see a blind man wearing sunglasses, blindfolded. His camel back, leaning on his cane, slow paced, was totally different from the way I walked and jumped. I ran back and looked back