她一直和一个有妇之夫鬼混。

She's been fooling around with a married man.

有些男人会鬼混一段时间，然后安定下来。

And some men stray for a bit and then they settle down.

有位医生，常跟科室里的女护士鬼混。

A doctor was having an affair with his nurse.

儿子和十五里外县城里的一个女人鬼混。

The son had an affair with a woman at the country seat, fifteen miles away.

我叫他不要再和他的秘书鬼混，他反而更变本加厉。

I told him to stop fooling around with his secretary, but he only did it all the more.