[] (; ) a person who visits a website in a particular period of time and can be identified, usually by the address of their computer, used as a measure of how popular the website is（某网站的）独立访客◆The company claims more than 6 million daily hits and 800 000 unique visitors a month.这家公司声称拥有 600 多万的日点击量和每月 80 万的独立访客。