As some videos are about the latest news, a group of users depend on them to get information.

由于其中一些视频是关于最新的新闻，一群用户依靠它们来获取信息。

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It is also possible to put a group of users in a role that way.

还可能通过这种方式将一组用户加入到一个角色中。

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Again, this role is mapped to more than one user or a group of users.

再一次，该角色被映射到多个用户或者一组用户。

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Also this week, it will let people privately share photos with a group of users who can be labeled as viewers or contributors.

WSJ: A Hangout for All Your Social-Network Photos

For example, a group of users in New York was using the app to catalog graffiti by different graffiti artists, such as Banksy, before they were painted over again.

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The second change is the addition of a ticker, which has been trialed with a small group of users for the past few weeks, Mashable reports.

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