Two days later tragedy struck.

两天后悲剧发生了。

《牛津词典》

After two days the rain relented.

两天后，雨势减弱了。

《牛津词典》

No two days are the same.

一天一个样。

《牛津词典》

Two days earlier, French President Nicolas Sarkozy was in Germany as thousands of people remembered a different war the Cold War.

VOA: special.2009.11.14

And then I think it was two days later,a week later, I came across another quote of somebody saying, Oh,we all die alone.

然后两天还是一周之后，我又看见另一个引言，说我们将孤独而死。

耶鲁公开课 - 死亡课程节选

So I just buy what I'm going to eat for like one or two days.

我买点儿够我吃一两天的东西。

在绿色市场 - SpeakingMax英语口语达人

The article 'Two days in Siena, Italy' was published in partnership with Lonely Planet.

BBC: Two days in Siena, Italy

Two days later, we arrived at a cluster of yurts to shelter from rain.

BBC: The way of the shepherd: Horse trekking through Kyrgyzstan

Mr. MUTLAQ: I believe that, you know, they cannot spend two days only talking about the election.

NPR: Infighting Marks Sunni Political Efforts in Iraq