1, traveler, a popular word on the Internet, refers to a steady stream of "guests" on the Internet. After blogs, wikis, guest appearances, wikis, spell customers, flash customers, sun customers and air passengers, a new group of netizens-travelers has emerged. Passers-by refers to the web pages or websites visited by netizens during their online walking, which are called "passers-by".

2. The concept of "traveler" was first put forward by the online writer Traveler 1998, and Traveler.com was founded in 2004. Passers-by suggested that China netizens build the fifth milestone of the Internet, and put forward the slogan of "Be a happy passerby and live a wonderful life", because all "visitors" on the Internet should "live".