Ideally, the user can specify a specific interest or a group membership and automatically see new information customized for that class of user.

在理想情况下，用户可以指定他感兴趣的范围或者他所属的玩家群体，然后就会自动地看到为这类用户定制的新信息。

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As a class activity or common interest group go on a visit to a bush area with a spokesperson to explain the characteristics of plant species and their niche in the natural environment.

课堂活动或共同兴趣小组去拜访某人，丛林地区发言人解释植物的特点和他们的利基在自然环境中。

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The idea of class associated with power has been challenged by stratum and interest group.

与权力相联系的阶级概念受到阶层与利益团体概念的挑战；

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