The police play a vital role in our society.

警察在我们的社会中起着极其重要的作用。

《牛津词典》

Here, the horse was already becoming the animal of prestige in many regions, though sheep, goats, and cattle could also play a vital role.

此时，尽管绵羊、山羊和牛也会发挥非常重要的作用，马已经成为许多地区人们眼中珍贵的动物。

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Earthworms play a vital role in food production.

在粮食生产方面，蚯蚓扮演极为重要的作用。

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Russian transit routes now play a vital role in supplying American and NATO forces in Afghanistan.

WHITEHOUSE: President Obama & President Medvedev Joint Press Conference | The White House

Commercially, the great strides in logistics in the last two decades will play a vital role.

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Much as with Mr. Stevens's 2007 BAM commission "The BQE, " visuals play a vital role.

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