For if something is a work of art while something apparently exactly like it is not, it is extremely unlikely we could be certain we could pick the art work out even with a definition.

因为如果某物是一个艺术品，而另一物看起来和它一模一样却不是艺术品，那么即便有一个定义，要我们稳稳当当地把艺术品扒拉出来，就极不可能了。

youdao

For if something is a work of art while something apparently exactly like it is not, it is extremely unlikely we could be certain we could pick the art work out even with a definition.

因为如果某物是一个艺术品，而另一物看起来和它一模一样却不是艺术品，那么即便有一个定义，要我们稳稳当当地把艺术品扒拉出来，就极不可能了。

youdao