Just imagine how happy she will be if you suddenly appear before her.

想想如果你突然出现在她面前，她会多么高兴。

You can imagine how surprised I was.

你可以想象我是多么惊讶。

Let us not wonder how reliable these "prophecies" are for the moment. When we look at the chaos in the world around us, we can well imagine that even if these apocalyptic prophecies may not be wholly

姑且不论这些“预言”的可信程度有多高，只要放眼目前纷乱违常的世界局势，就可以想见世界末日虽不一定遭言中，却也并非不可能发生。

It is difficult to imagine the magnitude of the universe.

宇宙的广大很难想像。

Can you imagine life without the water?

你能想象没有水的生活吗？

※A blind man who leans against a wall imagines that it's the boundary of the world. 坐井观天。
※He who imagines that he has knowledge enough has none. 自以为学识丰富的人是没有什么学问的人。
※If a friend tells a fault, imagine always that he has not told the whole.——Robert Louis Stevenson, British novelist and poet 如果朋友告诉你一个缺点，请设想他没有和盘托出。英国小说家、诗人史蒂文森. R.L.