You could say,for example, that a bad idea is not worth a hill of beans.

VOA: special.2010.01.31

His son has the bad idea of getting involved in this later, as we shall see.

他的儿子日后很不明智地牵扯在其中,这一点我们后面会讲到

耶鲁公开课 - 欧洲文明课程节选

There's really a really bad idea that gets funded, ok.

那个说法的确不太好。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

Now,after the marriage ceremony Slue-foot Sue got a really bad idea.

VOA: special.2011.06.11

My first advice is if you want to make money, which I don't particularly advise, but if you do it's not a bad idea to go into finance.

我的第一个建议是,如果你想赚些钱,虽然我并不鼓励,但如果你要赚钱,那从事金融并不是个坏主意

耶鲁公开课 - 金融市场课程节选

Donohue said it was a bad idea because the costs would simply be passed on to consumers.

VOA: standard.2010.01.12

This is the strongest memory I have, and I remembered a) that I didn't learn them, and that was really bad because it kept coming up, but the other thing I remember is that I had no idea why they were important. I didn't really understand what any of these molecules were.

这就是我最深刻的记忆，我记得我并没有学好，这十分不好，因为之后它们总是不断出现,但另外的事情我记得,是我完全没有概念为什么。

麻省理工公开课 - 化学原理课程节选

It's a bad idea. Fortunately,the congress would have to approve this,".

VOA: standard.2010.01.12

The whole idea of insurance is that you take from your good years and you move it into your bad years so that you make it through all your years.

保险的中心思想是,牺牲好年景的部分财富为坏年景提供保障,这样你就不再忧虑年景的好坏

耶鲁公开课 - 金融市场课程节选

"It might not be a bad idea to let people know verbally, out loud,for all the world to see, , the kind of support,at least talk, that we appreciate what they are doing and that we are inspired by their courage.

VOA: standard.2009.10.28

Mr.Fillon said he prefers the idea of a public-private partnership to buy up the bad assets, and that this will prompt European countries to consider similar measures.

VOA: standard.2009.03.24