rest exponent integer

例句：

1. 1. After a long day at work, I need to rest for a while.
   工作了一整天后，我需要休息一会儿。
2. 2. The old man sat down on the bench and rested his weary legs.
   老人坐在长椅上，休息着他疲惫的双腿。
3. 3. She took a deep breath and rested her head on her hands.
   她深深地吸了一口气，把头靠在手上休息。