This might be a plausible hypothesis were it not for two factors.

不是下面两点，这种假使似乎是有道理的。

And if not the butterflies-- and the caterpillars-- who will call upon me?

不是蝴蝶和毛毛虫，还有谁会来看我呢？

If it's not a disease, it must be magic.

不是疫病，肯定是魔法使然。

If it wasn't for that hair, I'd swear that you.

不是发型不同，你实在像。

The frenzy of business, when it is not a comedy, is a tragedy.

商业的狂热不是喜剧，便是悲剧。

That would be abstract the concept of wisdom isn't mysterious.

智慧的概念不是神秘的话那会是抽象的。

Obviously, this is very important to me, otherwise I wouldn't be going.

不是对我如此重要我也不会选择离开。

It should not leave my bureau, were it not absolutely necessary to have it copied.

不是非常需要抄本的话，我不会让它离开我的办公桌。

He had told him that he would have died of hunger without Fagin's kindness.

他还说，不是自己对他仁慈，奥利弗本来是会饿死的。

It would, it would have been impossible for me to make decisions about this if I hadn't seen it.

不是亲眼见到现场的情况，我会无法定。

He'd forgotten all about the people in cloaks until he passed a group of them next to the baker's.

不是他在面包房附近又碰到那群披斗篷的入，他早就把他们忘了。

That wouldn't happen if the Earth wasn't round.

地球不是圆的，这样的事就不会发生。

The cave might never have been discovered had not the entrance been spotted by the distinguished French pot-holer, Berger.

不是法国著名洞穴探险家伯杰由于偶然的机会发现了这个洞口的话，这个洞也许不会为人所知。

The cave might never have been discovered has not the entrance been spotted by the distinguished French pot-holer, Berger.

不是法国著名洞穴探险家伯杰由于偶然的机会发现了这个洞口的话，这个洞也许不会为人所知。

What is up with that family? If they're not vampires, then what the hell are they?

那个家族怎么回事？他们不是吸血鬼，那他们到底是什么？

You'd still be a washerwoman if it weren't for me.

不是我，你如今还是个洗衣妇。

Now I never would have had the guts without talking to you.

不是你 我没勇气这么。

Why? If not to take deadly aim?

还能为什么？不是打算一枪毙命？

I wouldn't be here right now if I didn't absolutely have to be.

我不是走投无路绝不会出此下策。

If they hadn't discovered it and started treating it when they did, it would have claimed his life within a few years.

不是发现及时，那个男人很可能活不了几年。