Probably the first idea that comes into our minds is to use Spring Inversion of Control container for injecting components into particular web pages and try the built-in bean substitution mechanism.

你的第一反应也许是利用Spring的IoC容器把组件注入到特定的Web页面，尝试使用IoC容器内置的Bean替换机制。

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What happens in many poor neighborhoods is that a small group takes control of the water kiosk or communal tank and sets its own tariffs for the water it sells by container.

VOA: standard.2010.08.04

The authorities say the smoke was caused by a fire in a container with pesticides at the city's port, but the situation is now under control.

BBC: Chinese pesticide cloud alarms Buenos Aires