Similarly, just through the grip of the cane, you can feel contrasting textures in the floor below, and over time you build a pattern of where you are and where you're headed.
同理，仅仅是通过握住的一根盲杖， 你能感受到脚下地面的不同纹理， 久而久之 你就能形成一个 “你在哪里， 你到哪里去的” 模式。