Various hypotheses account for all those plants.

关于这些植物，有许多假说。

There's something called the Reference Income Hypothesis or Ranked Income Hypothesis.

有一种说法叫做参考收入假说或排名收入假说。

In the 1990s, the hypothesis found widespread acceptance.

在20世纪90年代，这一假说被广泛接受。

That is if you agree with the matching hypothesis.

你同意匹配假说。

It's pretty interesting. This guy's working from a hypothesis where... Spoiler alert! Spoiler alert.

挺有趣的 这个人从假说... 剧透警报 剧透警报。

There's a lot of evidence to support it, too.

也有很多证据持这一假说。

This is called the giant impact hypothesis.

这就所谓的巨大撞击假说。

Another theory is the spatial awareness hypothesis.

另一种理论空间感知假说。

None of the explanations discussed in the reading passage is adequate.

阅读部分没有一个假说可以解释其数量减少。

And finally, the theory about the roots suffering from frost damage.

最后，根系因低温损害假说。

Science calls this the 'Comfort food hypothesis'.

科学称之为“安慰食物假说”。

It's something where there is not much research just a little research on which is the body feedback hypothesis.

而一个很少有相关研究的假说，身体回馈假说。

Catania got to work testing this hypothesis himself.

卡塔尼亚决定验证这个假说。

With the facial feedback hypothesis, with your smile, your frown.

还有面部反馈假说，包括微笑，皱眉。

There are other hypotheses that have been out there for decades.

几十年来，确实存在其他假说。

With that said, let's say that this guy wants to borrow some.

说完这些 我们假说这个人想要借钱。

Let's say that bank lent it all to this bank.

我们假说这家银行把钱都借给这家银行。

But let's grant that assumption for the sake of argument.

但为讨论基础 我们该感谢这种假说。

This is where something called the protein leverage hypothesis comes in.

这就所谓蛋白质杠杆假说的由来。

This is only a sort of scientific hypothesis which has not been proved by experiments.

这仅仅一个尚未被实验证明的科学假说。