Refback. When a Web browser user clicks a link from one page to another, the request to the second site includes an HTTP header called the referrer, with the URL of the first page.
refback：当web浏览器用户单击链接从一个页面转到另一个页面时，对第二个页面的请求包含一个http头(它被称为referrer)以及第一个页面的URL。
Similarly, PortletLogger records the page that includes the portlet in the referrer field.
类似地，PortletLogger记录referrer字段中包括该Portlet的页面。
The "access denied" CGI page is more descriptive and allows to circumvent the referrer check.
“准入否认”的c gi页面更具描述性，并允许以规避推荐检查。
For each visited Web page, the following information is displayed: URL, First visit date, Last visit date, visit counter, Referrer, Title, and Host name.
对于每一个访问过的网页时，显示以下信息：网址，第一次访问日期，最后访问日期，访问计数器，引荐，标题，和主机名。
For each visited Web page, the following information is displayed: URL, First visit date, Last visit date, visit counter, Referrer, Title, and Host name.
对于每一个访问过的网页时，显示以下信息：网址，第一次访问日期，最后访问日期，访问计数器，引荐，标题，和主机名。
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