translation.en: If it is using something called path integration, it will not find its home. It will arrive at the wrong spot, and what it's doing here if it's using path integration is it's counting its steps or measuring the distance out in this direction.
translation.zh: 反之如果使用的是路径整合， 它就会找不到，跑到一个错误的位置去。 在这里使用“路径整合”的意思是指 它记得走过的步数或走过的距离。