Highly improbable. -Oh, I agree. Highly improbable.

非常不可能。 -我同意，非常不可能。

Well, at least, it looks like it was the improbable.

至少看起来是不太可能的事。

Many scholars find this to be somewhere between insufficient, improbable and preposterous.

许多学者认为依靠具有合并大优势的单一突变体的这一语言进化理论是不充分、不恰当，而且荒谬的。

It was more than improbable; it was incredible.

这种事根本不可能，简直不能令人相信。

But in 2007, it was improbable.

但在 2007 年，这是不可能的。

The origin story of Sarah Ogilvie's book is almost as improbable as that of the dictionary itself.

萨拉·奥格尔维这本书的起源故事几乎和词典本身的故事一样离奇。

What's to stop Vincent from doing something improbable?

文森特发起疯来谁又能拦得住？

Born on October 13, 1925, she was an improbable savior.

出生于1925年10月13日的她似乎不会成为一个拯救者。

In practice, it's not just improbable, it's likely impossible.

在实践中，这不仅不可能，而且是不可能的。

Unless it's true that he came from a star. But that seems improbable.

除非他真的来自一颗恒星。但也不大可能。