However, exactly where this relationship ties is difficult to pin down.

然而，很难楚这其中的联系到底如何。

The researchers haven't nailed down the exact reasons behind this trend.

研究人员尚未这一趋势背后的确切原因。

To understand that we need to first understand where they start.

在我们楚前，我们得先了解其起因。

But what exactly those things mean is hard to tease out.

但是具体对大脑有什么影响很难。

When trying to work out what ancient animals ate, palaeontologists usually look to modern analogues.

当古生物学家试图楚古代动物吃什么时，们通常会参照现代的类似物。

You have no idea what it's like to struggle with recognizing emotional cues.

你真的不明楚别人情感提示有多纠结。

And establishing the facts is the prerequisite for any actions.

事实是采取行动的前提和条件。

And I better look that up, I better figure it out.

我最好查一下，把它楚。

I'm sure you can sort it out.

相信您一定会楚的。

'But I'll discover who it is soon! '

“不过我会很快楚是谁的！”

I'm sorry, just so I'm clear...Are you a heterosexual or aren't you?

不好意思，我只是想楚......你到底是不是一个异性恋啊？

Before everybody knew it, violence engulfed all of a continent.

人们还没楚这一点，暴力活动就席卷了整个欧洲大陆。

Trying to figure out what happened to me.

爷爷想楚一下状况。

You know I wish that we understood the issues sooner.

你知道我希望我们能更早的楚事情就好了。

I'm trying to get a sense of where the market's been trading overnight.

我想楚市场一夜之间的交易情况。

You got to figure how much pain you can stomach.

你必须楚自己能忍受多少痛苦。

There is now a race to figure out how bad this variant is.

全世界正在争分夺秒想这种变异毒株的危害性。

Yes. They'll help to make it clear.

是的，它们能帮你思路。

Oh guys, we need to figure out who's going to sing tonight.

噢，伙计们，我们需楚今晚谁唱歌。

More recent studies have startedfiguring out what kind of chemical attracts a sperm.

很多近代的研究已开始楚吸引精子的是那种化学物质。