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學習快評丨qibao666888　　第??(di)三?(san)道??(dao)防?(fang)御??(yu)是??(shi)“生??(sheng)化??(hua)武?(wu)器??(qi)庫??(ku)”??，負??(fu)責??(ze)標??(biao)記??(ji)與??(yu)“圍??(wei)剿??(jiao)”??。??如??(ru)補?(bu)體??(ti)蛋??(dan)白??(bai)??，就??(jiu)像??(xiang)“熒??(ying)光??(guang)涂??(tu)料??(liao)”一??(yi)樣??(yang)標??(biao)記??(ji)病??(bing)原??(yuan)體??(ti)??，幫??(bang)助??(zhu)免??(mian)疫??(yi)細??(xi)胞??(bao)精??(jing)準??(zhun)識??(shi)別??(bie)目?(mu)標??(biao)；如??(ru)炎??(yan)癥??(zheng)反??(fan)應??(ying)??，局??(ju)部??(bu)紅??(hong)腫??(zhong)、發(fā)?(fa)熱??(re)??，既?(ji)是??(shi)戰(zhàn)??(zhan)斗??(dou)信??(xin)號??(hao)??，也??(ye)能??(neng)抑??(yi)制??(zhi)病??(bing)原??(yuan)體??(ti)繁??(fan)殖??(zhi)???！　〉??(di)一??(yi)道??(dao)防??(fang)御??(yu)是??(shi)物??(wu)理??(li)屏??(ping)障??(zhang)??，比祝(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??(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??(hu)城??(cheng)河??(he)的??(de)“清??(qing)道??(dao)夫??(fu)”??，通??(tong)過??(guo)擺??(bai)動??(dong)??，將??(jiang)灰??(hui)塵??(chen)和??(he)病??(bing)原??(yuan)體??(ti)排??(pai)出??(chu)體??(ti)外??(wai)??。??。