全年节目，还可以减少拥挤在学校。

Year-round programs can also reduce crowding in schools.

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同时建议进行适当的清洁和通风，采取减少拥挤方面的措施。

Proper cleaning and ventilation and measures to reduce crowding are also advised.

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与此同时，将有更多的道路和地下层建成，减少交通拥挤。

At the same time, more roads will be built and the underground will be added, reducing heavy traffic.

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