我们都是通过统一资源标识符（URI）来识别事物的，这很很关键。

The fact that things are identified with URIs is the key thing.

youdao

也不是什么事物的关键。

Is not a key of this particular object.

youdao

也不是什么事物的关键。

Is not a key of this particular object.

youdao