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古时曾经认为传染性疾病是由于空气污染导致环境变化所引起的,并称患者体内排出的、扩散在空气中的致病性不洁物为瘴毒(瘴毒学说)。varro(纪元前117—26年)曾就住宅卫生提出了很好的意见:“要考虑房屋的
In ancient times, infectious diseases were thought to be caused by the environmental changes caused by air pollution. They said that the pathogenic pollutants diffused in the air discharged from patients were poisonous (toxicology). Varro (117 - 26 BC) made a good comment on residential hygiene: "Considering the housing