presume

1. V-T If you presume that something is the case, you think that it is the case, although you are not certain. 推测

I presume you're here on business. 我想你是来这儿出差的吧。

"Had he been home all week?"—"I presume so."

“他整个星期都在家吗？”—“我想是。”

2. V-T If you say that someone presumes to do something, you mean that they do it even though they have no right to do it. 擅自 (做某事)[正式]

They're resentful that outsiders presume to meddle in their affairs. 他们对外人擅自干预他们的事务怨恨不已。

3. V-T If an idea, theory, or plan presumes certain facts, it regards them as true so that they can be used as a basis for further ideas and theories. 假定 (某事实) 为真[正式]

The legal definition of "know" often presumes mental control. “知情”的法律界定通常以思维控制力为前提。