求翻译：随着城市人口的急剧增加，在城市发展过程中很多问题也显现出来。首先，城市变得越来越拥挤，交通，住房，医疗，教育，求职等的压力越来越重。城市的服务和公共设施已经达到饱和状态。是什么意思？

With the rapid increase in urban population, many problems have shown up in the process of urban development. First of all, cities become more and more crowded, traffic, housing, health care, education, job seekers, under increasing pressure. City services and public facilities have reached saturation.