I realized in hindsight that he was the one who really cared about me.

我事后才明白他才是真正关心我的那个人。

In hindsight, it was better to buy a house earlier.

事后看来，早一点买房比较好。

The hindsight broke my preconceptions about him.

后见之明打破了我对他的先入之见。

I should have gotten it done a long time ago, but I guess hindsight is 20/20.

我早就应该做了，不过我这么说也是马后炮。

In retrospect, 2021 was a tough year, but we learned, we grew, and we conquered. Don't forget, hindsight is 2021.

回顾过去，2021年是艰难的一年。但我们学习、成长，我们战胜了。别忘了，过往皆序章。

With hindsight, we'd all do things differently.

事后想来，我们可能都会以不同的方式做事。

It's easy to criticize with the benefit of hindsight.

事后明白了再评价，这自然容易。

What looks obvious in hindsight was not at all obvious at the time.

事后一目了然的在当时根本看不清。

With hindsight it is easy to say they should not have released him.

事后才说他们本不应该释放他，这倒容易。

And that’s not 20/20 hindsight.

在这一点上，并不是所谓20分对20分的事后之见。