这是我一生中最难忘的经历。

This is the most unforgettable experience in my life.

youdao

这是我一生中最难忘的经历。

That was the single most thrillin' experience of my whole life.

youdao

这是我生命中最难忘的经历。

It has been the most unforgettable experience of my life.

youdao

这是我生命中最难忘的经历。

It has been the most unforgettable experience of my life.

youdao