The OECD cites a finding that air pollution alone reduces the country's output by between 3% and 7% a year, mainly because of respiratory ailments that keep workers at home.

经济合作与发展组织(OECD)引证了一个发现：单是空气污染就使该国的产出一年减少了3%到7%，主要是因为呼吸性疾病使工人们呆在家中。

youdao

The OECD cites a finding that air pollution alone reduces the country's output by between 3% and 7% a year, mainly because of respiratory ailments that keep workers at home.

经济合作与发展组织(OECD)引证了一个发现：单是空气污染就使该国的产出一年减少了3%到7%，主要是因为呼吸性疾病使工人们呆在家中。

youdao