He has some abstract notion of wanting to change the world.

他有一种要改造世界的空想。

youdao

Join point is an abstract notion; one does not actively define a join point.

连接点是个抽象的概念；不用主动定义一个连接点。

youdao

When you leave, Africa will no longer be an abstract notion or fleeting images on your TV.

当你离开的时候，非洲就不再是一个抽象的概念，或是电视中飞逝而过的镜头。

youdao

I'm thinking of the general problem of the abstraction of virtue, an abstract notion of virtue. Think of all the questions that all of us at some point or other tend to associate with virtue.

我在思考贞操这个抽象概念，贞操这一抽象的概念，想想所有那些,我们时不时的会由贞操想到的问题。

耶鲁公开课 - 弥尔顿课程节选

In particular, all languages, at minimum, are powerful enough to convey an abstract notion like this; abstract in the sense that it talks about thoughts and it talks about a proposition and spatial relations in objects.

尤其是所有的语言都至少,能够有效地表达抽象概念,在某种意义上来说,抽象概念能够表达思想,能够表述物体的位置与空间关系

耶鲁公开课 - 心理学导论课程节选

Far too often CEOs hire executives based on an abstract notion of what they think the executive should look and feel like.

FORBES: Preparing To Fire an Executive

In China the abstract notion of an external investor, or a market, does not command anywhere near the same respect as do the state and the demands of the managers within the company itself.

ECONOMIST: Chinese business

Take Letterman: by invoking Kirstie Alley, the formerly svelte star of Fat Actress, he gives the somewhat abstract notion of port security a recognizable shape and offers the audience a laughable absurdity in place of a maddening one.

NPR: Excerpt: 'Strange Bedfellows'