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原標(biāo)題：女上男下蹲着做动态图

　　第??(di)一?(yi)道??(dao)防??(fang)御??(yu)是??(shi)物??(wu)理??(li)屏??(ping)障??(zhang)??，比??(bi)如??(ru)皮??(pi)膚??(fu)和??(he)黏??(nian)膜??(mo)??，像??(xiang)城??(cheng)墻??(qiang)一??(yi)樣??(yang)覆??(fu)蓋??(gai)體??(ti)表??(biao)??，通??(tong)過??(guo)汗??(han)液??(ye)、皮??(pi)脂??(zhi)和??(he)黏??(nian)液??(ye)中??(zhong)的??(de)抗??(kang)菌??(jun)成??(cheng)分??(fen)??，直??(zhi)接??(jie)阻??(zu)擋?(dang)細(xì)??(xi)菌??(jun)、病??(bing)毒??(du)入??(ru)侵??(qin)；比??(bi)如??(ru)呼??(hu)吸??(xi)道??(dao)纖?(xian)毛??(mao)??，如??(ru)同?(tong)護(hù)?(hu)城??(cheng)河??(he)的??(de)“清??(qing)道??(dao)夫??(fu)”??，通??(tong)過??(guo)擺??(bai)動(dòng)??(dong)??，將??(jiang)灰?(hui)塵??(chen)和??(he)病??(bing)原??(yuan)體??(ti)排??(pai)出??(chu)體?(ti)外??(wai)??。??　　二??(er)是??(shi)生??(sheng)活??(huo)自??(zi)律??(lv)??，打??(da)造??(zao)免??(mian)疫??(yi)“維??(wei)穩(wěn)??(wen)部??(bu)隊(duì)??(dui)”??。??規(guī)??(gui)律??(lv)作??(zuo)息??(xi)??，保??(bao)證??(zheng)7～8小??(xiao)時(shí)??(shi)睡??(shui)眠??(mian)??，熬??(ao)夜??(ye)會(huì)?(hui)抑??(yi)制??(zhi)免??(mian)疫??(yi)細(xì)??(xi)胞??(bao)活??(huo)性??(xing)；適??(shi)度?(du)運(yùn)??(yun)動(dòng)??(dong)??，建?(jian)議??(yi)每??(mei)周??(zhou)3次??(ci)有??(you)氧??(yang)運(yùn)??(yun)動(dòng)??(dong)(如??(ru)快??(kuai)走??(zou)、游??(you)泳??(yong))??，可??(ke)提??(ti)升??(sheng)免??(mian)疫??(yi)細(xì)??(xi)胞??(bao)巡??(xun)邏??(luo)效?(xiao)率??(lv)??，但??(dan)過??(guo)度??(du)運(yùn)??(yun)動(dòng)??(dong)反??(fan)而??(er)消??(xiao)耗??(hao)免祝(mian)疫??(yi)力??(li)??。。