resource identifier

基本解释

If you're from a more traditional database background, you can think of them as a resource identifier, an attribute name, and an attribute value.
如果您来自比较传统的数据库背景，可能会把它们看作资源标识符、属性名称和属性值。
As noted previously, PUT requests are used to indicate a modification to an existing resource and, as such, include a resource identifier in the request string.
正如前面所提到的，PUT 请求用于指出对现有资源的修改，并且同样在请求字符串中包含资源标识符。
Technically, a hypertext link can be any "uniform resource identifier" (URI), and today most people only see a particular kind of URI called a "Uniform Resource Locator" (URL).
技术上讲，超文本链接可以是任何“统一资源标识符”（URI），不过现在大多数人只知道一种特定的 URI，那就是“统一资源定位符”（URL）。