在这些日子里，美国未工业化的城市在美国人的生活中是一个复杂而多样的组织元素，而不是一个简单的、同质的、静态的单位。
In these days the pre-industrial city in America functioned as a complex and varied organizing element in American life, not as a simple, homogeneous, and static unit.
我把他们归到一组因为我认为第二本书对在社区中简单生活更重要，但第一本书提供了一个好的背景和对大自然的热爱。
I grouped these two together because I think the second book is more important in terms of simple living within a community, but the first book provides a good background and a love of nature.
研究者们说，尽管做起来很难，但是在多事之秋，人们需要从生活的最简单的快乐中获取安慰。
It may be difficult, but in troubled times, researchers say, people need to take comfort from life's simplest pleasures.
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