The observer object subscribes to events that report any state changes in the monitored entity, and then updates its own state based on information in those events.

观察器对象订阅那些报告所监视实体中任何状态更改的事件，然后基于那些事件中的信息更新自己的状态。

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The table snapshot and the dynamic SQL snapshot are more expansive snapshots, and in online mode it can take time to get the information from the monitored instance.

表快照和动态sql快照是信息量很大的快照，在在线模式中需要花些时间从监视的实例获取这些信息。

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In 2008, 75% of the top charities monitored online buzz about their names, causes or other pertinent information, compared with just 54% of us colleges and universities, and 60% of the Inc. 500.

2008年，75%的大型慈善机构对他们的名誉、机会和其他相关信息进行了在线监测，而仅有54%的大学或学院，60%的500强企业这么做了。

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The scheme uses a centrally monitored computer to relay information to parking attendants, who can get up to the minute information on the status of any parked vehicle.

BBC: Dundee's pay by phone parking pilot may be extended

The administration wanted to know who was leaking information to the AP, so rather than monitor the phone lines of its own employees, it monitored the phone lines of the journalists who might be receiving that information.

CNN: Obama won't let media do their job

For example, information about air quality fluctuations can be monitored to adjust a room's temperature and footstep counters can provide valuable insight into which areas are most popular.

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