公元前100年,罗马是地中海区域的最大城市,人口极多,可交通运输又不发达,主要依靠徒步或骑马。罗马的住房,尤其是贫民区,极其拥挤。大多数城市居民生活在肮脏、拥挤的公寓楼内,这些房屋很容易发生火灾和传染疾病。少数精英阶层成员生活在独门独户的宅邸内,公寓楼可能有六七层高,最高的楼层没有流动水和卫生设施,一旦发生火灾,高层的居民也最难逃生。为了减少火灾和公寓楼坍塌 In 100 BC, Rome was the largest city in the Mediterranean region, with a large population, underdeveloped transportation and mainly on foot or horseback riding. Rome’s housing, especially the slums, is extremely congested. Most city dwellers live in dirty, crowded apartment buildings that are prone to fire and contagious diseases. A few elite members live in solitary single-family houses, which may have six or seven storeys, the highest floors with no running water and sanitation facilities, and high-rise residents who are most likely to escape in the event of a fire. In order to reduce the fire and apartment building collapse