求翻译：足球是以脚为主支配球、其他部位辅助支配球的一项球类运动，其技术比较复杂，主要技术有踢球、停球、运球、头顶球、抢截、假动作、掷界外球、守门员技术等。一场足球比赛，由两支队伍进行，每队各11名运动员（分为守门员、后卫、前卫、前锋），4名裁判员（1名裁判员、2名助理裁判员、1名第四官员）进行裁判执法工作。是什么意思？

Soccer is dominated mainly by foot ball, other parts of the secondary dominant ball of a ball games, its technical complexity, main technique play, disable ball, ball, tackle, dribble, and head feint, throw-in, goalkeeper technique. A football match, conducted by two teams, of 11 players on each team (into goalkeeper, Defender, avant-garde, forward), and 4 referees (1 one referee, Assistant Referee, 1 2 official IV) judgment enforcement.