presumption

presumption [priˈzʌmpʃən] n.

1. ■ 推测, 臆断, 假定

2. ■ 专横, 自以为是; 冒昧, 自大

3. ■ (= presumption of fact)【律】事实的推断(根据已知事实作出的推断)

The presumption is that he had lost his way. 推想起来, 他当时是迷了路。