Out of all the senses, smell is most closely linked to memory.

在所有的感觉中，嗅觉与记忆关联度最大。

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An extraterrestrial impact is most closely linked to the Cretaceous extinction event.

天外来客对地球的撞击与白垩纪的物种灭绝事件有着最为密切的联系。

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But if all else fails, consider this: experts agree that forgiveness is the one human characteristic that is most closely linked to happiness.

但是如果这些对你都没有用，可以参考这个：专家们一致认为，宽容是与幸福最密切相关的一个人类特征。

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The election could be used as a tool to rid the government of the people most closely linked to Suharto and his cronies.

CNN: LETTERS AND COMMENT

Most carnivals throughout the Caribbean, even the ones most closely linked to religious traditions, have a component of old African mysticism and often involve the exorcising of evil spirits.

BBC: A Caribbean carnival of carnivals

Of all the teacher elements analyzed by the Virginia group, feedback a direct, personal response by a teacher to a specific statement by a student seems to be most closely linked to academic success.

NEWYORKER: Most Likely to Succeed