And then at the end of the day, what ever happens happens.

最后的最后，一切皆过眼烟云，过去便过去。

It happened. I am telling you it happened.

它生了，我告诉你它生了。

And there are many points where their failure happens.

失败的因素出现在各个环节。

The chlorophyll breaks down when this happens.

这时叶绿素就分解了。

All that heat transfer is still happening.

所有的热传递仍在生。

How old was she when this happened?

这件事生的时候她多大？

And it's not instantaneous, but it happens, it does happen.

它不是转瞬即逝的 它真实的生了。

I realised clearly that something extraordinary was happening.

我清楚地意识到某些不寻常的事情要生了。

A lot of activity was reportedly happening here.

据报道，这里举行过很多活动。

Something similar, said Dr Wixted, happens with memories.

威克斯特博士说，类似的情况也会生在记忆中。

So it's clear that something has happened there.

因此，那里显然进行了军事行动。

He could see everything that had just happened.

他可以看到之前生的一切。

But it did happen. The miracle really happened.

但真的出现了。奇迹真的出现了。

Neither did I till it happened to me.

我变成这样之前，也是毫不知情。

Which could literally be happening any second now.

她现在随时都有可能学会走路。

Just seemed like it happened so fast.

一切都生得太快了。

Yeah, these things happen.They happen to everybody.

是啊 这种事情很正常 人之常情嘛。

What's less clear is why this happens.

不太清楚的是为什么会生这种情况。

But I'll give you a hint why this is happening.

但我会给你们一点提示， 为什么会生这样的事。

These changes weren't happening in a vacuum.

这些改变并不是凭空出现的。