美式足球 | 美式足球起源
美式足球首先由哈佛大学学生以一种名叫“Ballown”的运动开始，这个运动的目的是要带着球跑过对手。
在美国内战结束后美式足球开始在大学中广泛流行。
罗格斯学院和普林斯顿 ...美式足球-WikiwandForfasternavigation,thisIframeispreloadingtheWikiwandpagefor美式足球.美式足球Connectedto:{{::readMoreArticle.title}}维基百科，自由的百科全书{{bottomLinkPreText}}{{bottomLinkText}}ThispageisbasedonaWikipediaarticlewrittenbycontributors(read/edit).TextisavailableundertheCCBY-SA4.0license;additionaltermsmayapply.Images,videosandaudioareavailableundertheirrespectivelicenses.Coverphotoisavailableunder{{::mainImage.info.license.name||'Unknown'}}license.Coverphotoisavailableunder{{::mainImage.info.license.name||'Unknown'}}license.Credit:(seeoriginalfile).美式足球Introduction歷史流行程度比赛规则目标球場與球員比赛时间进攻方法攻守交换得分踢开球和任意球犯規球员位置进攻组（进攻队）防守组（防守队）特勤组（特別队）基本战术激烈的体能运动面对的问题參考資料参见外部链接{{current.index+1}}of{{items.length}}Date:{{current.info.dateOriginal||'Unknown'}}Date:{{(current.info.date|date:'mediumDate')||'Unknown'}}Credit:Uploadedby:{{current.info.uploadUser}}on{{current.info.uploadDate|date:'mediumDate'}}License:{{current.info.license.usageTerms||current.info.license.name||current.info.license.detected||'Unknown'}}License:{{current.info.license.usageTerms||current.info.license.name||current.info.license.detected||'Unknown'}}ViewfileonWikipediaSuggestascoverphotoWouldyouliketosuggestthisphotoasthecoverphotoforthisarticle?Yes,thiswouldmakeagoodchoiceNo,nevermindThankyouforhelping!Yourinputwillaffectcoverphotoselection,alongwithinputfromotherusers.ListentothisarticleThanksforreportingthisvideo!{{result.lang}}{{result.T}}NomatchingarticlesfoundSearchforarticlescontaining:{{search.query}}Ohno,there'sbeenanerrorPleasehelpussolvethiserrorbyemailingusatsupport@wikiwand.comLetusknowwhatyou'vedonethatcausedthiserror,whatbrowseryou'reusing,andwhetheryouhaveanyspecialextensions/add-onsinstalled.Thankyou!
在美国内战结束后美式足球开始在大学中广泛流行。
罗格斯学院和普林斯顿 ...美式足球-WikiwandForfasternavigation,thisIframeispreloadingtheWikiwandpagefor美式足球.美式足球Connectedto:{{::readMoreArticle.title}}维基百科，自由的百科全书{{bottomLinkPreText}}{{bottomLinkText}}ThispageisbasedonaWikipediaarticlewrittenbycontributors(read/edit).TextisavailableundertheCCBY-SA4.0license;additionaltermsmayapply.Images,videosandaudioareavailableundertheirrespectivelicenses.Coverphotoisavailableunder{{::mainImage.info.license.name||'Unknown'}}license.Coverphotoisavailableunder{{::mainImage.info.license.name||'Unknown'}}license.Credit:(seeoriginalfile).美式足球Introduction歷史流行程度比赛规则目标球場與球員比赛时间进攻方法攻守交换得分踢开球和任意球犯規球员位置进攻组（进攻队）防守组（防守队）特勤组（特別队）基本战术激烈的体能运动面对的问题參考資料参见外部链接{{current.index+1}}of{{items.length}}Date:{{current.info.dateOriginal||'Unknown'}}Date:{{(current.info.date|date:'mediumDate')||'Unknown'}}Credit:Uploadedby:{{current.info.uploadUser}}on{{current.info.uploadDate|date:'mediumDate'}}License:{{current.info.license.usageTerms||current.info.license.name||current.info.license.detected||'Unknown'}}License:{{current.info.license.usageTerms||current.info.license.name||current.info.license.detected||'Unknown'}}ViewfileonWikipediaSuggestascoverphotoWouldyouliketosuggestthisphotoasthecoverphotoforthisarticle?Yes,thiswouldmakeagoodchoiceNo,nevermindThankyouforhelping!Yourinputwillaffectcoverphotoselection,alongwithinputfromotherusers.ListentothisarticleThanksforreportingthisvideo!{{result.lang}}{{result.T}}NomatchingarticlesfoundSearchforarticlescontaining:{{search.query}}Ohno,there'sbeenanerrorPleasehelpussolvethiserrorbyemailingusatsupport@wikiwand.comLetusknowwhatyou'vedonethatcausedthiserror,whatbrowseryou'reusing,andwhetheryouhaveanyspecialextensions/add-onsinstalled.Thankyou!