Lots of children have imaginary friends.

　　許多孩子都會憑空想象一些朋友。

　　He became convinced that his illness was purely imaginary: that made it none the better.

　　他逐漸相信了自己的病純粹是想象出來的，但那也沒有讓他的病情有任何好轉。

　　He had invented an imaginary son, in order to make up for his real son's failings.

　　為了彌補現實中兒子的不足之處，他就想象出了一個兒子。

　　She struck a pose, one hand on her hip and the other waving an imaginary cigarette.

　　她擺了個姿勢，一只手叉腰，另一只手夾著一支假想的香煙。

　　All the characters in the book are imaginary.

　　這本書中所有人物都是虛構的。