The health effects of air pollution imperil human lives. This fact is well-documented.
空气污染对健康的影响危及人类的生命。这一事实是有据可查的。
-- Eddie Bernice Johnson 埃迪·伯尼斯·约翰逊
The health effects of air pollution imperil human lives. This fact is well-documented.
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The health effects of air pollution imperil human lives. This fact is well-documented.
空气污染对健康的影响危及人类的生命。这一事实是有据可查的。
-- Eddie Bernice Johnson 埃迪·伯尼斯·约翰逊
