He offered me a ride home one night, and, well, one thing led to another and now we're married!

一天晚上他让我搭车回家，唔，就这样自然发展，我们现在结婚了！

《牛津词典》

One thing led to another.

事情一件接一件地发生。

youdao

The scorpion grabbed a hold of me, and you know, one thing led to another.

那只蝎子把我抓得牢牢的，然后，事情就一件接一件地发生了。

youdao

I am anticipating here, and we'll come back to this in other contexts: but it doesn't say "one thing led to another"; in my facetious reference to history as I have already given it to you.

讲得有点超前了，我们以后谈论别的文章时还会再说：,但是结构主义不会说，一件事引起了另一件事;,就像我之前开玩笑般地指到历史一样。

耶鲁公开课 - 文学理论导论课程节选

One thing led to another, and in March 2006, he was named the club's 36th president.

FORBES: Magazine Article

With vivid anecdotes, he showed how one thing led to another, but moved along without a pre-charted course.

FORBES: The Case Against Law School

American buyers were in the audience, and one thing led to another.

ECONOMIST: Sybil Connolly | The