来自presume,假设，假定，-pt,过去分词格。引申词义自以为是，妄自尊大。

1. There is a general presumption that the doctor knows best.

一般人都以为医生最了解情况。

2. The presumption is that he had lost his way.

推想起来,他当时是迷了路.

3. I don't think that's a false presumption.

我认为那并不是错误的推测.

4. They may be hoping to invert the presumption that a defendant is innocent until proved guilty.

他们可能有望颠覆“被告在证实有罪之前是无辜的”这一假设。

5. They were angered by his presumption.

他们对他的放肆感到非常愤怒。