imagine是什么意思，用它 怎么造句？

imagine:设想,推测 We can't imagine what he's lived through. 我们没法想像他都经受过什么 Can you even imagine that? 你能想象这样的情景吗？I imagine this will be a difficult task, might take days or even weeks.我猜想这是一项艰巨的任务，或许得花上几天，甚至几个礼拜。