Late in adulthood, these same skills may decline as the brain's memory center, known as the hippocampus, shrinks.

在成年后期，这些相同的技能可能会随着大脑的记忆中心（称为海马体）萎缩而下降。

Or it's the amygdala, the emotional center of the brain, close to the hippocampus, the memory center of the brain.

或者是杏仁核， 大脑的情感中心， 靠近海马体，大脑的记忆中心。

The general rule is the healthier the diet, one that is rich in fruits, vegetables, whole grains, beans, and oily fish, the larger the brain's memory center and the better the memory performance.

一般来说，饮食越健康越好，多吃水果、蔬菜、全谷物、豆类和油性鱼类，大脑的记忆中心越大，记忆力越好。

Instead, they process language in the visual or memory centers, a less efficient process that can still allow for a large vocabulary but might inhibit a natural grasp of the language's grammar.

相反，他们在视觉或记忆中心处理语言，这是一个效率较低的过程， 仍然可以使用大量词汇， 但可能会抑制对语言语法的自然掌握。