NFLBrE/ˌen ef ˈel/NAmE/ˌen ef ˈel/abbreviation(intheUS) National Football League (theUSorganizationforprofessionalAmerican footballwithtwogroupsofteams, theNationalFootballConferenceandtheAmericanFootballConference)国家橄榄球联盟(美国职业橄榄球组织,包括两组球队:国家橄榄球联合会和美国橄榄球联合会)