I have an idea. How about music?

我有个主意。音乐怎么样？

youdao

Half the time, I don't have the slightest idea what he's talking about.

我常常对他所谈论的没有一丁点儿概念。

《柯林斯英汉双解大词典》

She doesn't seem to have any idea of what I'm talking about.

她对我所说的似乎一点也不懂。

《牛津词典》

Writing teachers say students in many countries have learned to write beautiful descriptions about something without ever stating the main idea.

VOA: special.2009.04.30

All right. So now that we have a general idea of what we're talking about with shielding, we can now go back and think about why it is that the orbitals are ordered in the order that they are.

现在我们对于谈论的屏蔽,有一个整体观点了，我们现在可以回过头来考虑,为什么轨道是按照,那种规则排列的。

麻省理工公开课 - 化学原理课程节选

We have chewed the idea, after we have digested it, after we have thought about it.

我们深思了这个观点，在我们吸收了它之后，在我们考虑过它之后。

哈佛公开课 - 幸福课课程节选

But not even Japan's best informed political insiders have much idea about the outcome.

ECONOMIST: Another false dawn? | The

They have no idea about the likely consequences of child marriage, and so it's a cycle that continues.

CNN: Dreaming of more than a wedding

But in the absence of disclosure, tax officials will have no idea about the existence of the account.

BBC: Russia tightens bank account control