运用本单元所学的词汇和句型,翻译下面短文。钟南山,1936年10月出生于福建厦门,是治疗呼吸道疾病(respiratorydisease)的专家。他对自己在工作方面要求很严格,每次遇到问题,他找不到解决方法,就决不放弃。2003年,SARS袭击了广东省,他不怕暴露在危险中,勇于面对挑战。终于他发现了一种病毒---这正是罪魁祸首,从而组织了疾病的传播。因此我们可以得出结论,他对人类做出了巨大的贡献。ZhongNanshan,anexpertoncuringrespiratorydisease,wasborninXiamen,FujianProvince,inOct,1936.Hewassostrictwithhimselfinworkthateverytimehefacedaproblem,hewouldnevergiveupuntilhefoundtheanswer.In2003,whenSARShitGuangdongProvince,hewasnotafraidofbeingexposedtodangerandfacedthechallengebravely.Finallyhefoundaviruswhichwastoblameandmanagedtopreventthediseasefromspreading.Therefore,wecandrawaconclusionthathehasmadegreatcontributionstohumanbeing.