人类的记忆,特别是为同时代人所共享的代际记忆,是产生于时间之中并随着时间的流逝而消失或更替的。按扬·阿斯曼的说法,具体的讲,“八十年是一个边界值,它的一半,即四十年,似乎意味着一个重要门槛。……四十年之后,以成年人身份见证了某一重大事件的亲历者们逐渐退休,他们之前的职业生活更多是面向未来的,而退休之后,他们进入了一个回忆不断增加且欲将这些回忆固定和传承下去的年龄段。”(1)而八十年之所 Human memory, especially the intergenerational memory shared by contemporaries, is born out of time and disappears or alternates over time. According to Jan Asman, specifically, “Eighty years is a boundary value, and half of it, forty years, seems to imply an important threshold .... Forty years later, as an adult After witnessing the gradual retirement of witnesses of a major event, their previous professional life was more future-oriented, and after retirement, they entered an age group with increasing memories and desire to fix and inherit these memories. ”(1) And 80 years of the place