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　　先??(xian)天?(tian)性??(xing)免?(mian)疫??(yi)是??(shi)人?(ren)類??(lei)與??(yu)生?(sheng)俱??(ju)來??(lai)的??(de)防??(fang)御??(yu)系??(xi)統(tǒng)??(tong)??，如??(ru)同??(tong)城?(cheng)堡??(bao)的??(de)第??(di)一??(yi)道??(dao)城??(cheng)墻??(qiang)和??(he)巡??(xun)邏??(luo)衛(wèi)??(wei)兵??(bing)??，能??(neng)在??(zai)病??(bing)原??(yuan)體??(ti)入??(ru)侵??(qin)時??(shi)迅??(xun)速??(su)反??(fan)應(yīng)??(ying)??。??　　想??(xiang)要??(yao)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)穩(wěn)??(wen)定??(ding)運??(yun)行??(xing)?，總??(zong)的??(de)來??(lai)說?(shuo)?，需??(xu)從??(cong)日??(ri)常??(chang)防??(fang)護??(hu)、生?(sheng)活??(huo)習(xí)??(xi)慣??(guan)到??(dao)健?(jian)康??(kang)監(jiān)??(jian)測??(ce)全??(quan)面??(mian)入??(ru)手??(shou)??。??。