in body

例句：

1. 1.She is in good health, but her back hurts.
   她身体健康，但背部疼痛。
2. 2.The doctor advised him to exercise regularly to maintain his physical fitness.
   医生建议他定期锻炼以保持身体健康。
3. 3. He has a tall and muscular frame.
   他身材高大且肌肉发达。