黄鼠狼将完全信任他们优秀的哨兵。

The weasels will trust entirely their excellent sentinels.

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黄石国家公园狼计划是一项有价值的实验，有助于生物学家决定是否将狼重新引入美国其他地区。

The Yellowstone wolf project has been a valuable experiment to help biologists decide whether to reintroduce wolves to other parts of the country as well.

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早在1966年，生物学家就要求政府考虑将狼重新引入黄石公园。

As early as 1966, biologists asked the government to consider reintroducing wolves to Yellowstone Park.

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