睡帽

例句：

1. 1. She wore a sleep cap to bed last night.
   她昨晚戴着睡帽上床。
2. 2. The baby slept soundly in his sleep cap.
   宝宝在他的睡帽里睡得安稳。
3. 3. He put on his sleep cap and went to bed early.
   他戴上睡帽，早早地上床睡觉了。