幻想家

例句：

1. 1. She is a dreamer who always imagines the impossible.
   她是个梦想家，总是想象不可能的事情。
2. 2. The daydreamer often sees things that are not there.
   这个空想家经常看到不存在的东西。
3. 3. He is a daydreamer who spends his time inventing fantastical stories.
   他是个空想家，花时间发明奇幻故事。