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.

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。

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You may bring global temperatures back to pre-industrial levels, but the risk is that the poles will still be warmer than they should be and the tropics will be cooler than before industrialisation.

全球气温可能会回到工业化前的水平，但风险是两极的温度仍将高于正常水平，而热带地区的温度将比工业化前的要低。

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The Cancun agreements saw all nations pledge "urgent action" to keep temperatures from rising no more than two degrees Celsius (3.6 Fahrenheit) above pre-industrial levels.

坎昆协议中所有国家承诺参与“紧急行动”来阻止温度上升不高于工业化前水平两摄氏度(3.6华氏度)。

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The agreement sets targets to prevent the Earth's average temperature from rising more than two degrees Celsius above pre-industrial levels.

VOA: special.2009.12.26

All agreed that global temperatures should not rise by more than an average of two degrees Celsius above pre-industrial levels.

VOA: special.2009.07.11

He said it is commonly thought that if modern humans could emulate pre-industrial or even pre-agricultural lifestyles, that atherosclerosis would be avoided.

BBC: Mummy from the study in The Lancet

Local food the post-industrial kind that competes with big chains, not the pre-industrial kind that has no competition is important for a different reason: it is the single most important and basic luxury good on the planet.

FORBES: Why We Need a Food Truck Index

In the peak period from 1906 to 1910, the warming effect of the industrial soot throughout the Arctic was estimated at eight times that during the pre-industrial period.

BBC: Human activities have left a visible mark on the Arctic