剧情简介：A few generations ago, college students showed their romantic commitments by exchanging special objects: rings, pins, varsity letter jackets. Pins and rings were handy, telling everyone in local communities that you were spoken for, and when you broke up, the absence of a ring let everyone know you were available again. Is being Facebook official really more complicated, or are...(展开全部)
作者：Ilana Gershon
出版社：Cornell University Press
ISBN：9780801448591
