如果以自己为中心，空间中就有三个轴线，一个就是上下，第二个就是远近，第三个就是左右，前两个都不用学习，唯独“左右”是一个相对的概念，身体外表两侧刚好是对称的，并没有一个可以做比较的参考点。于是生活中总有些人对左右的概念搞不清，那么造成这种现象的原因究竟在 If you are centered on yourself, there are three axes in space. One is the up and down, the second is the distance, the third is the left and right, the first two do not have to learn, except that “left and right” is a relative concept. The sides are just symmetric and there is no reference point for comparison. So some people in life are confused about the concepts of right and left. The reason for this phenomenon is