Bad air quality is linked to high rates of diseases that affect the lungs.

恶劣的空气质量与影响肺部的高发病率有关。

The bad air makes my chest hurt.

浑浊的空气让我胸部很疼。

We had the worst air quality in the entire nation.

我们的空气质量是全国最差的。

Nor is the state's bad air restricted to its south.

该州糟糕的空气也不仅限于南部地区。

And with that, it's got really quite bad air pollution.

这继而导致了严重的空气污染。

It is the fifth straight day of bad air in the area.

这是该地区连续第五天空气质量不佳。

It's the country's worst air disaster in nearly a decade.

这是中国近十年来发生的最严重的空难。

The World Meteorological Organization is warning heat waves could lead to worse air quality.

世界气象组织警告称，热浪可能导致空气质量恶化。

The worst air crash in years in China killed all 132 people on board.

这是中国多年来最严重的空难，机上 132 人全部遇难。

India and Pakistan had the worst air quality among countries in Central and South Asia.

在中亚和南亚国家中，印度和巴基斯坦的空气质量最差。

San Francisco, for a little bit, had the worst air quality of any city on the planet.

旧金山可以说是地球上空气质量最差的城市。

Canada's biggest city, Toronto had the worst air of all major cities in the world on Wednesday.

加拿大最大的城市多伦多周三的空气质量是世界上所有主要城市中最差的。

People in D. C. and Baltimore woke up to some of the worst air quality in years.

华盛顿特区和巴尔的摩的人们一觉醒来，就感受到了多年来最糟糕的空气质量。

New York City topping the list of cities with the worst air quality in the world for a bit.

纽约一度成为世界上空气质量最差的城市。

Now it seems we'd get the additional benefit of preventing the increase in the number of bad air days.

现在，看起来我们已经从防止坏天气数量增加的措施中会得到附加利益。

And although this “bad air” belief may seem odd to us today, it had a strangely long staying power.

尽管这种“空气污染”的观念在今天看来很奇怪，但它却有着奇怪的很长久的生命力。

Miasma theory stated that disease was spread by miasmas, an outdated word that essentially means “bad air” or night air.

瘴气理论认为，疾病是通过瘴气传播的，瘴气是一个旧式用词，它主要意思是“糟糕的空气”或“暮色”。

People did not object to making young children work long hours, in places that had bad air and bad light.

人们不反对让小孩子长时间在空气不好、光线不好的地方工作。

In Philadelphia, they are experiencing some of the worst air quality that they've seen in more than two decades.

费城的人们正经历着 20 多年来最糟糕的空气质量。

New Delhi, the capital city with the worst air quality globally, has suffered its most toxic day in a year.

全球空气质量最差的首都——新德里，遭遇了一年来空气污染最严重的一天。