affair ·noun (RELATIONSHIP)

她和一个已婚男人有染。

She's having an ___affair with a married man.

这本书没有提及他的风流韵事。

The book doesn't make any mention of his love ___affairs.

我遇到了一个非常英俊的男人，我丈夫在那里和一个非常漂亮的女孩有了一段小恋情，但我们原谅了彼此。

I met a very handsome man and my husband had a little love ___affair with a very pretty girl there, but we forgave each other.