每月劳工报告的就业指数和失业率都是后续指标，现实的仅仅是许久之前的劳工环境。
The payroll figures and unemployment rate from the monthly employment report are lagging indicators, showing changes in the jobs environment long after the fact.
该指数通过观察2004-2008年的18项环境指标评估112座城市的可持续性，这些指标包括空气污染、污水回收利用、公共交通等。
The index assessed sustainability in 112 cities by looking at 18 environmental indicators — from air pollution to waste recycling to mass transit — for the years 2004-2008.
{3}该快乐指数综合考虑了人们的生活满意度、平均寿命以及对环境的影响(主要通过衡量维持居民生存以及提供足够能源消耗所需的土地数量来了解)等多项指标。
The index combines life satisfaction, life expectancy and environmental footprint — the amount of land required to sustain the population and absorb its energy consumption.
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