交换防守最常见于人盯人防守。说穿了，就是两位防守球员交换彼此的防守对象，以取得较佳的防守位置。举例来说，若你负责看守的人正运球往右行进，而对方有队友来进行挡人掩护协助进攻，此时你只有两种选择，一是挤开挡人者，一是绕过挡人者。迫于现实，为免犯规，你只能选择 The most common exchange defense man-to-man defense. To put it bluntly, that is, the two defensive players exchange each other’s defensive targets in order to obtain a better defensive position. For example, if the person in charge of the caretaker is dribbling to the right while the other teammate has a team-mate to assist the attack, there are only two options at this moment. One is to crowd out the blocker and the other is to bypass the block People. Forced to reality, in order to avoid fouls, you can only choose