四级The findings shed light on normal age-related changes in mental function, which could aid in understanding the process of dementia ( ' , 痴呆), according to the researchers.

这些发现揭示了与年龄相关的精神功能的正常变化，这有助于理解痴呆症的发病过程，痴呆), 根据研究人员的说法。

2016年6月阅读原文

四级The findings shed light on normal age-related changes in mental function, which could aid in understanding the process of dementia, according to the researchers.

研究人员称，这些发现揭示了与年龄相关的精神功能的正常变化，这有助于理解痴呆症的发病过程。

2016年6月四级真题（第一套）阅读 Section C

考研The zones do deliver some improvements to air quality, and the science tells us that means real health benefits - fewer heart attacks, strokes and premature births, less cancer, dementia and asthma.

这些区域确实改善了空气质量，科学告诉我们这意味着真正的健康益处——减少心脏病发作、中风和早产，减少癌症、痴呆症和哮喘。

2020年考研真题（英语二）阅读理解 Section Ⅱ

四级The findings shed light on normal age-related changes in mental function, which could aid in understanding the process of dementia (痴呆), according to the researchers.

这些发现揭示了与年龄相关的心理功能的正常变化，这可能有助于理解痴呆症的过程(痴呆), 研究人员表示。

2016年6月大学英语四级真题（第2套)

四级We know the risk of dementia (痴呆症) increases with age.

我们知道患痴呆症的风险(痴呆症) 随着年龄的增长而增加。

2018年6月大学英语四级真题（第1套)

四级There are pretty clear differences between signs of dementia and age-related memory loss.

痴呆症和与年龄相关的记忆丧失之间有着非常明显的区别。

2018年6月大学英语四级真题（第1套)