水池设置栅栏以减少溺水危险；

pool fencing to reduce the risk of drowning;

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设置栅栏是为了指示动物园的位置，从附近的交叉路口和池塘对面就可以清楚的地望见这里。

The enclosures are designed to signpost the zoo's location and are visible from a nearby road intersection and across the pond.

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沿马路中间设置的栅栏是用来防止车辆相互碰撞。

The fence along the middle of the road is intended to guard vehicles from crashing into each other.

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