and it had two essential meanings for its term.

它有两种重要含义
The first was the prevention of infectious epidemic diseases,

第一是对于传染性流行病的预防
and the second was the removal of filth.

第二是清除污物
So, it's based, in a sense,

因此它在一定程度上是基于
on the relationship of filth and disease.

污物与疾病之间的关联的
Indeed, many people talk about the filth theory of disease

基于卫生运动
as lying at the basis of the sanitary movement.

人们的确经常讨论疾病的污物理论
Its focus, therefore, was on the towns and cities

这个理论聚焦于那些随着城市化
that had sprung up with urbanization and the industrial revolution.

和工业革命而涌现出的城镇
Epidemic diseases disproportionately claimed their

流行病在这些城市中
victims in the cities,

不成比例地寻找受害者
and correspondingly the legacy of lasting effects

相较之下它所造成的持续性影响