This is just a little inelegant and so one of the things we'll introduce early on is this idea of abstraction or design whereby if you wanna represent the ideas of 0 and 1, true or false, well, let's give them a synonym like true or false.

这么说有点粗野,我要接着讲的是这种抽象的思想,或者用这个来描绘设计出,真和假的思想，我们可以给真假各指定一个同义词。

哈佛公开课 - 计算机科学课程节选

They are mere personifications of abstract ideas, and it's not at all clear that Sin and her son, Death, exist as individual entities in the same way, or on the same plane, that Satan does, for example, or Beelzebub.

他们仅仅是将抽象的思想拟人化的结果，但我们不清楚的是罪恶之神和她的儿子死神，以同样的方式或在同一个星球作为独立的个体存在，例如撒旦或者苍蝇王比尔泽布也是这样。

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