这些学校没有资金安装视频监控，所以我们需要附近的人给最近的警察局打电话，并立即报告任何可疑的活动。
The schools don't have the funds for video surveillance, so we need people in the neighbourhood to call their nearest police station and report any suspicious activity immediately.
它使用一个推进信息传播模式，更改通知，这意味着，在一个浏览器实例的活动，将会立即反映在其他情况。
It USES a push messaging model to propagate change notifications, which means that activity in one instance of the browser will be reflected immediately in other instances.
业务组件应该执行不能延迟的且必须立即执行的活动。
The business component should execute actions that cannot be delayed and must be performed immediately.
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