Whose stupid idea was it to travel at night? She was really stupid to quit her job like that.

晚上旅行是谁的馊主意？她那样辞职真是太傻了。

M: What a stupid idea!

梅克：多么愚蠢的主意呀！

This is really a great stupid idea.

这种想法可真是伟大的愚蠢。

A：Why do you also have the stupid idea?

A：你怎么也有这样愚蠢的想法呢？

How could you think up such a stupid idea?

这种烂主意,亏你想得出来!

This plan is absolutely a very stupid idea.

这个计划绝对是个愚蠢的想法。

He had forced her into for this stupid idea.

为了这个愚蠢的想法，他硬逼着她想办法。

Adv. + adj. falsely true words a wisely stupid idea

虚伪诚实的话自作聪明的傻主意

Deep down I have a stupid idea, that is, the heat is too high when the sprinkler head.

我心理有个馊主意，就是在头部热量过高的时候喷水。

I don't know where did you get such a stupid idea that the oversea Chinese want people in China to suffer so we can somehow benefit from it, never mind we too have relatives and friends in China.

我不知道你们从哪里得到如次愚蠢的想法，即海外中国人希望中国人受苦，这样我们能够从中得到某些好处，更不要说我们在中国也有亲戚朋友。