有史以来,人类社会始终都存在着这样一个不争的事实,那就是男性的平均寿命始终要比女性短若干年,而且这个差距随着人类文明的不断提高还在不断拉大。那么,这究竟是什么原因造成的呢? All along, human society has always had such an indisputable fact that the average life expectancy of men has always been several years shorter than that of women, and this gap has been widening as human civilization continues to improve. So, what is the cause of this?