数字三也不是一个物理实体

The number three is not a physical object.

youdao

我们可与去探讨，二加一等于三的这个事实，但是我们不可能有一天真的碰到数字，在现实世界中碰到个叫“数字三”的东西。

We are able to talk about the fact that two plus one equals three, but it's not as though we ever come across Numbers — number three itself — anywhere in the empirical world.

youdao

我们谈论的是一个两三百的数字。

We're talking about a figure in the low hundreds.

《牛津词典》

We'll also, when we grade the concept sheets, we'll give them number grades and we'll just do one, two, or three.

我们也会,在我们给观点报告评分时,我们会以数字一,二,三来打分

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

We have to add it all up so it's not just numbers, three against one; it's also all of those people at home.

得把这些加起来考虑,所以就不只是这个数字，三比一;,还要加上这三人的家人。

耶鲁公开课 - 公正课程节选

Nothing that happens here on Earth can change or alter or destroy the number three.

在地球上发生的任何事都不能,改变或者消灭数字"三"

耶鲁公开课 - 死亡课程节选