It became clear that the general had been badly misinformed.

已经很清楚，将军得到的情报是严重失实的。

I didn’t mean to answer back,I merely meant to say that you had been misinformed.

我并不想跟你顶嘴,我只是想说你听到的话是搞错了。

The parents had been misinformed about the incident.

有人向这对父母误报了那件事。