The question of why infantile amnesia occurs has intrigued psychologists for decades, especially in light of ample evidence that infants and young children can display impressive memory capabilities.

几十年来，婴儿期遗忘为什么会发生的这个问题一直使心理学家们十分好奇，尤其是在有大量证据表明婴幼儿可以表现出令人印象深刻的记忆能力的情况下。

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It is not enough to retrieve your grandmother's face; a memory must identify it when you see her profile in a wholly different light and from a different Angle.

对一个记忆体来说，仅仅能调出祖母的容貌是不够的，在不同的光线下以及从不同的角度去看祖母的样子时，它都应该能辨认出来。

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Besides being light, it does not suffer from any memory effect, which is the loss in capacity when a battery is recharged without being fully depleted.

除了它比较轻之外，它不受任何记忆效应的影响——电池没有耗竭就充电会导致容量上有损失，这种效应称为记忆效应。

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In a recent shopping study conducted by the Open University in Milton Keynes, U.K. and the London Business School, scientists found that when shoppers are asked to make a choice among common and closely related items in a grocery-store-like setting, the areas of the brain involved in memory light up like a July 4th nighttime sky.

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In a recent shopping study conducted by the Open University in Milton Keynes, U.K., and the London Business School, scientists found that when shoppers are asked to make a choice among common and closely related items in a grocery-store-like setting, the areas of the brain involved in memory light up like a nighttime sky filled with fireworks.

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Now they are snapping up copies of "A Memory of Light" to see if the climax can live up to decades of expectations.

WSJ: A Last Turn for Wheel