中译英，来自翻译练习
·中译英：
原文：
科学研究表明，与在乡村长大的人相比，童年在城市中度过的人更容易在特定的季节出现一些过敏症状。原因在于，乡村的微生物远比城市的微生物多样复杂。
译文：
According to scientific researchs, individuals who spend their childhood in cities have more allergies than those who grow up in rural areas. Because microorganisms are more diverse and complicated in rural areas than in urban areas.
