不眠症

例句：

1. 1. She has been suffering from insomnia for the past few nights.
   她过去几个晚上一直在遭受失眠的困扰。
2. 2.The doctor prescribed her medication to help her get a good night's sleep.
   医生给她开了药，希望能让她睡个好觉。
3. 3. Many people suffer from insomnia due to stress or anxiety.
   许多人因为压力或焦虑而患有失眠症。