但虽然今天的中国正在积极应对空气污染问题，但美国却在以经济发展的名义取消空气质量保障 — — 这样一种错误的策略会对人类健康造成破坏性的影响。
Yet, while China today is aggressively tackling its air pollution problem, the US is rolling back air-quality protections in the name of economic growth – an ill-conceived strategy that will have a devastating impact on human health.