He and his team found that breathing polluted air can reduce a person's education level by about one year.

他和他的团队发现，呼吸被污染的空气会使一个人的教育水平降低一年左右。

youdao

Air pollution has risen above an acceptable level.

空气污染已经超标。

《牛津词典》

The main bone of contention is the temperature level of the air-conditioners.

主要的争议点是空调温度。

《柯林斯英汉双解大词典》

On a passenger cruise ship, fresh air is available on decks and in other places above sea level.

VOA: special.2009.07.14

The air pressure in a plane during flight is lower than at sea level.

VOA: special.2009.07.14

His father was a high-level air force officer in the Pakistani military.

VOA: special.2010.05.08

Prof Kevin McConway, a statistician at the Open University said, based on the findings, if Newcastle were to halve its current particulate air pollution level it would lead to two or three fewer low weight babies out of the total 3, 500 or so born in the city each year.

BBC: Traffic fumes linked to lower birth weight

Warm air at ground level enters via tangential inlets around the base of the wall.

ECONOMIST: Harnessing artificial tornadoes as an energy source

Once established, the heat content of the air at ground level is enough to keep the vortex going.

ECONOMIST: Harnessing artificial tornadoes as an energy source