It be slippery, precious; aye, it be very slippery, indeed.

它难；的确，着实是难。

There is no way to follow the zigzag course of the human mind.

人的心思弯弯绕，无法。

In any case, authenticity is a slippery commodity.

无论如何，真实性是一种难的商品。

Merlin, you are riddle wrapped up in a mystery.

梅林，你真让人不透。

There is an elusive quality to them.

它们有一个难的特点。

That's how volatile the situation still was.

当时的形势就是如此不定。

His expression was difficult to read.

他脸上的表情很难。

They change their minds often and are very unpredictable.

他们经常改变想法而且令人难。

That's a lot of activity to try to figure out.

它们的活动如此之多，令人无法。

Claire, you're a tough one to figure out.

克莱尔 你真是难。

So, an S can be a little bit sneaky, that one!

所， S 是有点难的一个！

He was too simple to wonder when he had attained humility.

他心地单纯，不去自己什么时候达到这样谦卑的地步。

The variables involved are all slippery and subjective.

所涉及的变量都很难且主观。

She is so unpredictable in the scene.

她在戏中的表现如此难。

What does Lady Mary feel? - Oh, you know Mary. - She's always quite opaque.

瑪麗小姐怎么樣了 -你知道瑪麗的總是讓人不透。

These are the curious and long-elusive genes.

这是一些行为古怪、难的基因。

They become wild and unpredictable and almost impossible to cross.

河水肆虐且难，几乎无法渡过。

It's -- it's like a -- an unfathomable number to be quite honest.

说实话，数代币就是一个难的数。

Or did they find this elusive capsule after all?

或者他们最终还是找到了这个难的胶囊？

And today we're looking at a word that's quite tricky.

今天我们要学习一个用法有点难的单词。