Perhaps their biggest stroke of luck came early on when they tried to sell their technology to other search engines, but no one met their price, and they built it up on their own.

也许他们运气最好的时候在早期，那时他们试图把技术卖给其他搜索引擎，但没有人满意他们开出的价格，于是他们自己把它建立了起来。

youdao

It was a stroke of luck that we found you.

真巧我们找到了你。

《牛津词典》

It was a stroke of luck that I found you here.

我在这儿看见你纯属巧遇。

《牛津词典》

When I was a student here at Princeton, graduating, if you told me I was going to have any one of those three jobs at some point of my career, I would consider that an extraodianry stroke of good luck.

在我还在普林斯顿上学的时候，毕业的时候如果你跟我说,我将在职业生涯的某一点,拥有这三个职位中的一个，我就会觉得简直是,太幸运了。

普林斯顿公开课 - 国际座谈会课程节选

In a stroke of luck, the German drug firm Bayer offered up a Flap inhibitor it had dropped.

FORBES: Attacking Heart Attacks

Ravi Bopara rode a generous stroke of luck when he was dropped on four to score exactly 100 more.

BBC: Jonathan Agnew column

Although this is unfair, Mr Davis, no Internet visionary to start with, did have one great stroke of luck.

ECONOMIST: Face value