believe的形容词的反义

例句：

I think it's believable.

我认为那是可信的`。

The story was preposterous but believable.

故事很荒谬，但却可信。

Some ideas are more believable than others.

一些观点相较其他观点会更为可信。

The pressure they put us under was unbelievable.

他们让我们承受的压力大得令人难以置信。

I found the whole story bizarre, not to say unbelievable.

我觉得整个事件经过荒诞不经，更不用说不可信了。

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

人们竟然能接受这种行为，我感到难以相信。