这些标签指示所有格，反身以及观看者是否正在查看自己的个人资料。
These tags indicate possessiveness, reflexiveness and whether the viewer is viewing his or her own profile.
1应该能够增加填写Google的个人资料页（Google Profiles）的人数，因为你需要一个个人资料页来浏览和查看推荐。
And +1 should increase the number of people who fill out their Google Profiles, since you need a profile to make and see recommendations.
个人资料里上方可以查看基本的个人信息，下方是查看自己以往发过的所有消息。
In the top of profile page you can view the personal information, below is the view all messages you sent previous.
应用推荐