他在脚伤复原期间花了很多时间研究怎么把球打好。

While recovering, he did a lot of studying of the game.

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这样，万一您在安装期间遇到无法恢复的问题，可以选择恢复原始的已配置拷贝。

This way, in case you run into problems during the installation from which you cannot recover, you have the option to restore the original configured copies.

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周期的分期包括高压训练阶段和训练期间的复原和恢复。

Periodization includes phases of high training stress and planned periods for recovery and restoration.

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