空想的

I don’t think her idealistic plans will ever materialise.

我以为她那些计划永远不会实现。

His Utopia is not a chimerical commonwealth but a practical improvement on what already exists.

他乌托邦不是联邦，而是对那些已经存在联邦事实上改进。

The ideas of a visionary may seem impractical to us.

在我们看来,念好像不切实际。

He tried to practice upon the imagination and credulity of the public.

他企图利用群众和轻信。

Contact with realities indisposed him to any more idle speculations.

接触实际使他不再倾向于无益。

It should not extend out of the field or it becomes fanciness as moron talking nonsense.

它不应该超过这个界限，否则就会变成痴人说梦。