imagines , imagining , imagined
If you imagine something, you think about it and your mind forms a picture or idea of it.
He could not imagine a more peaceful scene.
他想像不出比这更宁静的景象。
If you imagine that something is the case, you think that it is the case.
I imagine you're referring to Jean-Paul Sartre.
我猜你指的是吉恩·保尔·萨特。
If you imagine something, you think that you have seen, heard, or experienced that thing, although actually you have not.
Looking back on it now, I realized that I must have imagined the whole thing.
现在回想起来,我意识到这整个事情一定是我幻想出来的。