大学可以发送取消课程、公交车延误、校园危机或仅仅餐厅菜单的信息，而免受太多争议。

With far less controversy, colleges could send messages about canceled classes, delayed buses, campus crises or just the cafeteria menu.

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网恋成瘾会危害身体健康、产生心理障碍、破坏家庭稳定和导致校园危机。

It will do harm to health, cause psychological barrier, break family's stability and lead to crisis on campus.

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随着近年来校园危机事件的频繁发生，校园危机管理成了研究的一大热点。

Because campus crises take place frequently in recent years, campus crisis management has became a hot research topic.

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