As teenagers, college students and young adults have flocked to the social networks, advertisers have increased their spending at those hip hangouts instead of older, all-purpose sites like Yahoo.
As teenagers, college students and young adults have flocked to the social networks, advertisers have increased their spending at those hip hangouts instead of older, all-purpose sites like Yahoo.
当青少年们、高校学生和年轻人日益登陆社交网站时，广告商们也增加了在那些有针对性优势的网站上的投入，而取代象雅虎那样的全面覆盖网站。