攻守转换(transition)：当球权发生变化时球员从进攻到防守的变化，或者是反过来。

Transition: The movement from offense to defense, or vice versa, when the ball changes hands.

youdao

因此在双方耐久度下降的时候，防御和进攻模式的转换就非常必要了。并且在受到打击之后会有一个恢复的时间。

Switching between defense mode and combat mode may become necessary if their stamina is too low, and if there is some recovery time necessary after receiving a blow.

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而攻防转换时刻是这个矛盾体的核心点，也是进攻与防守的开始阶段。

The conversion time of attack and defense are the core body of this contradiction, this is also the start of the offensive and defensive phase.

youdao

With that, you have two teams obviously the offense and defense which switches with every play.

你可以看到两支队伍，很明显的在每场比赛中转换着进攻和防守。

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