unrealistic

柯林斯词典

1. ADJ If you say that someone is being unrealistic, you mean that they do not recognize the truth about a situation, especially about the difficulties involved in something they want to achieve. 不切实际的
There are many who feel that the players are being completely unrealistic in their demands. 许多人都觉得那些运动员的要求是完全不切实际的。
It would be unrealistic to expect such a process ever to be completed. 期望完成这样一个过程是不现实的。

I think she had unrealistic expectations of motherhood .
Expecting four year old children to sit quietly for a whole hour is just completely unrealistic.
I always have a totally unrealistic idea of what I can fit into a day .
Some parents have completely unrealistic expectations of their children .
It's unrealistic to expect him to make a full recovery overnight .