1、bring off

完成，做完（艰难的事）

They were about to bring off an even bigger coup.

他们要发动一次更大的政变。

He thought his book would change society. But he didn't bring it off.

他认为他的书能改变社会，但是他没有完成它。

2、unbelievable

不可思议的；难以置信的；极好的；非常棒的

His guitar solos are just unbelievable.

他的吉他独奏棒极了。

The pressure they put us under was unbelievable.

他们给我们施加的压力之大超乎想象。

极其糟糕的；令人震惊的；令人无法相信的

I find it unbelievable that people can accept this sort of behaviour.

人们竟能接受这样的行为，我震惊不已。

Yes, the music library burned, three or four double basses burned. It's just unbelievable.

是的，音乐图书馆被烧了，三四把低音提琴烧毁了。真是太不幸了。

不可信的；不像真实的

I still find this story both fascinating and unbelievable.

我仍觉得这个故事既有趣又不太可信。

I know it sounds unbelievable but I never wanted to cheat.

我知道听上去难以置信，但我从不想撒谎。

3、fantastic

极好的;极妙的;了不起的

I have a fantastic social life.

我的社交生活丰富多彩。

I thought she was fantastic.

我觉得她太棒了。

奇异的;奇妙的;荒诞的

Unlikely and fantastic legends grew up around a great many figures, both real and fictitious.

围绕着许许多多或真实或虚构的人物，产生了一些不可思议、荒诞离奇的传说。

The book has many fantastical aspects.

这本书有很多方面都十分精彩。