The Qin - Han period was one when feoff system was replaced by fedual ownership of land and ideology changed.There appeared a kind of relatively open and farily free atomosphere of life.

秦汉是采邑制与主土所有制，以及形态观念转换时期，出现了一种相对开放社会风，生活氛围比较宽松。

By the custom of many manors one shall lose copyhold if he claims it not within a year and a day after the death of his ancestor.

根据许多采邑习惯法，继承人对被继承人已登记在动产所有权，如在其死后1年内提出要求，就将自动丧失。