Safecast 的固定感应器以及移动感应器——从校园到沙坑等“热点地区”都能感应到——正尽力填补政府信息的空缺。

Safecast's fixed sensors and mobile units, which identify "hot spots" by going from schoolyard to sandpit, seek to fill a gap in the official information.

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校园暴力如今是一个热点问题。

Nowadays, school violence is a hot problem.

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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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