人能活多久贺洪随着科学技术的不断发展、社会环境的逐步改善和人们生活水平的日益提高，人均寿命将越来越高，百岁老人也非罕见。那么，人到底能活多久呢？从理论来说，目前世界上有三种公认的推算方法：一是海弗里克提出的“细胞分裂”说，主要是以细胞分裂的次数来推算... How Long People Can Live With the continuous development of science and technology, the gradual improvement of the social environment and the improvement of people’s living standard, life expectancy per head will be higher and higher, and centenarians are not uncommon. So, how long can people live? In theory, there are currently three accepted methods of estimation in the world: First, the “cell division” theory proposed by Hofflick is mainly based on the number of cell divisions ...