2. In the circle, like-minded friends can get together and fight side by side to answer users' help and system push questions. Every questioning user can ask questions from the circle for help; The home page of the circle will update users' help and questions recommended by the system in real time for members of the circle to answer.

In the circle, you can publish your illustrated experiences. Maybe it's your private kitchen, maybe it's a game secret you've explored in many battles, maybe it's your emotional experience, maybe it's your unique skill of memorizing words in the review of CET-4 and CET-6, maybe it's your little skills in shopping, traveling, music and so on. ...

4. In the circle, you can subscribe to articles in the field of interest and recommend them to friends in the circle, or collect them, so that you can "find evidence and come easily" next time you answer questions.

5. The circle is a gathering place for lovers. In addition to answering questions, members of the circle can freely express their opinions, interact with each other, comment on each other, take photos and chat with each other, and hook up with each other. When asking questions, there are new experiences, integral gameplay, surprise functions, privileges and other experiences to help you upgrade quickly.