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原標(biāo)題：杨思敏1一5集国语版手机播放

　　風(fēng)??(feng)媒??(mei)花??(hua)粉??(fen)指??(zhi)借??(jie)助??(zhu)風(fēng)??(feng)力??(li)傳??(chuan)播??(bo)授??(shou)粉??(fen)的??(de)花??(hua)粉??(fen)??，一??(yi)般??(ban)花??(hua)粉??(fen)粒??(li)小??(xiao)、質(zhì)??(zhi)輕??(qing)、量??(liang)多??(duo)??，如??(ru)柏??(bai)樹??(shu)、楊??(yang)樹??(shu)、柳?(liu)樹??(shu)、樺??(hua)樹??(shu)、梧??(wu)桐??(tong)等??(deng)；它??(ta)的??(de)特??(te)點??(dian)是??(shi)花??(hua)型??(xing)較??(jiao)小??(xiao)、色??(se)淺??(qian)、無??(wu)香??(xiang)味??(wei)??，數(shù)??(shu)量??(liang)多??(duo)??，花??(hua)粉?(fen)傳??(chuan)播??(bo)面?(mian)積??(ji)很??(hen)廣??(guang)、在??(zai)空??(kong)氣??(qi)中??(zhong)停??(ting)留??(liu)時??(shi)間??(jian)長??(chang)?。??　　花??(hua)粉??(fen)經(jīng)??(jing)呼??(hu)吸??(xi)道??(dao)吸??(xi)入??(ru)后??(hou)??，首??(shou)先??(xian)到??(dao)達(dá)??(da)上??(shang)呼??(hu)吸??(xi)道??(dao)??，引??(yin)起??(qi)鼻??(bi)癢??(yang)、發(fā)??(fa)作??(zuo)性??(xing)噴??(pen)嚏??(ti)、大??(da)量??(liang)清??(qing)水??(shui)樣??(yang)鼻??(bi)涕??(ti)和?(he)鼻??(bi)塞?(sai)等??(deng)過?(guo)敏??(min)性??(xing)鼻??(bi)炎??(yan)的??(de)癥??(zheng)狀??(zhuang)??。??。