If I am, in effect, advertising the direction of my eyes, I must be in a social environment full of others who are not often inclined to take advantage of this to my detriment — by, say, beating me to the food or escaping aggression before me.
If I am, in effect, advertising the direction of my eyes, I must be in a social environment full of others who are not often inclined to take advantage of this to my detriment — by, say, beating me to the food or escaping aggression before me.
也就是说，我可以展示我目光的方向，那我周围必须是一些通常情况下不会为了他们好处而损害我的利益的人——比如，他们不会为了争夺食物而打我，也不会在遇到进攻的时候弃我而去。