relieving cough and reducing sputum

例句：

1. 1. She took a relaxing bath to relieve her sore muscles.
   她泡了个热水澡来缓解她的肌肉疼痛。
2. 2. The doctor prescribed medication to relieve his pain.
   医生开了药来缓解他的疼痛。
3. 3.The patient felt relieved when the surgery was over.
   病人手术结束后感到松了一口气。