Full-court defense focuses on offensive and defensive conversion. Position defense needs to pay attention to people, but it also needs to take into account the position of other teammates in the overall defense of the team to avoid self-conflict. Joint defense, then it will better reflect team defense and team cooperation, mainly following the team's defensive formation transformation; When fast-breaking defense, stick to your own personnel, harass when running, block the attack route, and don't make the attacker too comfortable. At the same time, you need to take care of the opponent's attacker and prevent passing. When attacked by the opponent's fast break, only one defender of the team returned to the defense, so he stood in the middle of the passing routes of the two attackers to avoid passing the ball one by one. When he returns to his own half, don't steal the ball. He should have been interfering with the three-second zone and forcing him to do it. One defense against two sometimes means luck, at least. give rise to