成年网站未满十八禁免费

　　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)??。?　　蟲??(chong)媒??(mei)花??(hua)粉??(fen)指??(zhi)以??(yi)昆??(kun)蟲??(chong)為??(wei)傳?(chuan)播??(bo)媒??(mei)介??(jie)的?(de)花??(hua)粉??(fen)??，一??(yi)般??(ban)花??(hua)粉??(fen)顆??(ke)粒??(li)大??(da)、質(zhì)??(zhi)重??(zhong)??，難?(nan)以??(yi)通??(tong)過??(guo)風(fēng)??(feng)媒??(mei)進(jìn)??(jin)行??(xing)傳??(chuan)播??(bo)??，如??(ru)油??(you)菜?(cai)花??(hua)、桃??(tao)花??(hua)、梨??(li)花??(hua)等??(deng)；它??(ta)的??(de)特??(te)點(diǎn)??(dian)是??(shi)花??(hua)朵?(duo)鮮??(xian)艷?(yan)??，帶??(dai)有??(you)芳??(fang)香??(xiang)或??(huo)其??(qi)他??(ta)氣??(qi)味?(wei)??，吸??(xi)引?(yin)蝴??(hu)蝶??(die)、蜜??(mi)蜂??(feng)或??(huo)其??(qi)他??(ta)昆??(kun)蟲?(chong)來??(lai)進(jìn)??(jin)行?(xing)傳??(chuan)播??(bo)??。??MZVCQGJDFPqibao666888　　hua ??(hua)fen ??(fen)jing ??(jing)hu ??(hu)xi ??(xi)dao ?(dao)xi ??(xi)ru ??(ru)hou ??(hou)??，shou ??(shou)xian ??(xian)dao ??(dao)da ??(da)shang ?(shang)hu ??(hu)xi ??(xi)dao ??(dao)??，yin ?(yin)qi ??(qi)bi ??(bi)yang ??(yang)、fa ?(fa)zuo ??(zuo)xing ??(xing)pen ??(pen)ti ??(ti)、da ??(da)liang ??(liang)qing ??(qing)shui ??(shui)yang ??(yang)bi ??(bi)ti ??(ti)he ?(he)bi ??(bi)sai ?(sai)deng ??(deng)guo ??(guo)min ??(min)xing ??(xing)bi ??(bi)yan ??(yan)de ??(de)zheng ??(zheng)zhuang ??(zhuang)??。?　　chong ??(chong)mei ??(mei)hua ??(hua)fen ??(fen)zhi ??(zhi)yi ??(yi)kun ??(kun)chong ??(chong)wei ??(wei)chuan ?(chuan)bo ??(bo)mei ??(mei)jie ??(jie)de ?(de)hua ??(hua)fen ??(fen)??，yi ??(yi)ban ??(ban)hua ??(hua)fen ??(fen)ke ??(ke)li ??(li)da ??(da)、zhi ??(zhi)zhong ??(zhong)??，nan ?(nan)yi ??(yi)tong ??(tong)guo ??(guo)feng ??(feng)mei ??(mei)jin ??(jin)xing ??(xing)chuan ??(chuan)bo ??(bo)??，ru ??(ru)you ??(you)cai ?(cai)hua ??(hua)、tao ??(tao)hua ??(hua)、li ??(li)hua ??(hua)deng ??(deng)；ta ??(ta)de ??(de)te ??(te)dian ??(dian)shi ??(shi)hua ??(hua)duo ?(duo)xian ??(xian)yan ?(yan)??，dai ??(dai)you ??(you)fang ??(fang)xiang ??(xiang)huo ??(huo)qi ??(qi)ta ??(ta)qi ??(qi)wei ?(wei)??，xi ??(xi)yin ?(yin)hu ??(hu)die ??(die)、mi ??(mi)feng ??(feng)huo ??(huo)qi ??(qi)ta ??(ta)kun ??(kun)chong ?(chong)lai ??(lai)jin ??(jin)xing ?(xing)chuan ??(chuan)bo ??(bo)??。??