That is a foolish idea which is held by people who have no imagination.

这是一个愚蠢的想法，是那些没有想象力的人所持有的。

Let me disabuse you of that foolish idea.

让我纠正你那种愚蠢的想法.

I refuse to entertain such a foolish idea.

我拒绝考虑如此愚蠢的想法。

Andrew:It is a story about an old foolish man, a foolish old man, who has a foolish idea to move a mountain.

这是一个关于一个愚蠢的老头的故事，他有一个荒谬愚蠢的想法——移山。

I refuse to entertain such a foolish idea .

我用笑消除了他的愚蠢想法。