(专家提醒说,雾对人体健康的危害有很大的隐蔽性。)据测定,雾滴中各种酸、碱、盐、胺、酚、尘埃、病原微生物等有害物质的比例,比通常的大气水滴高出几十倍。
Experts caution that the harmful effect of fog on our health is often concealed.
(专家提醒说,雾对人体健康的危害有很大的隐蔽性。)据测定,雾滴中各种酸、碱、盐、胺、酚、尘埃、病原微生物等有害物质的比例,比通常的大气水滴高出几十倍。
Experts caution that the harmful effect of fog on our health is often concealed.