So there's a number of reasons that animal researchers have examined the hippocampus and its response to exercise and other factors.

所以，研究人员们会检查海马体和由锻炼以及其他因素引起的海马体的变化。

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Researchers found animal lovers exercise their pet twice a day for 24 minutes each time - a total of five hours and 38 minutes a week.

研究者发现宠物爱好者每两天带它们锻炼一次，每次24分钟——相当于每周总共1小时38分钟。

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The team had been filming him taking part in a conservation exercise when the animal apparently broke free and charged.

这支摄制组当时正在拍摄他参加一场保护行动，而这头老虎显然挣脱了束缚，向人群冲去。

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So Klawans argues, and I quote, that "sacrifice involves in part the controlled exercise of complete power over an animal's life and death."

因此克洛文认为，“献祭在某种程度上是一种,掌握动物生死的权力象征“

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