原文视听

视频出处：

本影片片段来自《非洲》

There he goes!
他过来了
He's gone ten centimetres in four seconds,
他4秒钟内爬行了10厘米
but we're running at 500 frames a second,
但我们是500帧一秒
which is 20 times normal time.
比正常时间慢了20倍
So in fact, he's covered those ten centimetres in...
那事实上 那10厘米距离他用了...
We know that he does half a metre in one second.
我们知道他1秒钟能爬半米
Half a metre per second, yep.
1秒半米 没错
50 centimetres in one second, roughly.
大约1秒50厘米
So, how many body lengths is that?
那相当于他的几倍身长
He's maybe doing five body lengths a second,
他1秒之内能走5个身长
if he's two metres tall like I am.
如果他像我一样有2米高
Are you? Yeah. That's how much more than a normal man I am.
你有这么高 我就是比一般人高
Eventually, the duo decide that if the silver ants were our size,
换算过来 如果银蚁有人类的体型
they'd be doing 280 miles an hour.
他们可以达到280英里的时速
They're one of the fastest sprinters in the animal kingdom.
他们是动物世界中最快的短跑健将之一了
No wonder we've been struggling to film them.
难怪我们拍摄得如此困难
It does explain a few things.
那确实说明了不少事情

重点解释

So in fact, he's covered those ten centimetres in...那事实上，那10厘米距离他用了...

in fact其实； 事实上；实际上；确切地说

He doesn't mind. In fact, he is even pleased.

他不介意，事实上，他甚至很高兴。

She is by no means poor: in fact, she's quite rich.

她可不穷，其实她很阔。

相关短语：in point of fact实际上； 事实上

He says he will pay, but in point of fact he have no money.

他说他付钱，可实际上他并没有钱。

In point of fact, she is their adopted daughter.

实际上，她是他们的养女。

No wonder we've been struggling to film them.难怪我们拍摄得如此困难

no wonder难怪； 怪不得

No wonder she's ill. She eats next to nothing.

难怪她病了，她几乎什么都没吃。

No wonder you can't sleep when you eat so much.

你吃这么多难怪睡不着。