这个故事是真实还是虚构，一直没有定论。

The truth or fiction of this story has never been truly determined.

《柯林斯英汉双解大词典》

区别真实和虚构是重要的。

It's important to distinguish fact from fiction.

《牛津词典》

在他最近的惊险小说中，真实和虚构交织在一起。

Fact and fiction merge together in his latest thriller.

《牛津词典》

It's a persistent problem partly because it always raises these issues of fictionality versus truthfulness, of honesty versus embellishment.

这是个持久的问题,原因是它一直在质疑虚构性和真实性的关系，还有诚实与修饰的关系。

耶鲁公开课 - 1945年后的美国小说课程节选