[翻译] “有人通知他有个高中同学专用的网路留言板”

"Some people inform him to have the high school schoolmate'sspecial-purpose network message center"

Some people inform him to have the high school schoolmate's special-purpose network message center

Someone informed him that he had an internet message board special for high school mates.

Somebody informs him to network message board having schoolmate of high school special use

呵呵