mental age

She is sixteen years old but has a mental age of five.

她十六岁,而智力年龄是五岁.

Person's biological age is young to age, but the person's mental age can be immortal.

人的生物年龄固然有年轻年老, 但人的心理年龄却可以长生不老.

Mental and physical deterioration both occur naturally with age.

随着年龄的增长,心智和体力自然衰退.

Declining mental function is often seen as a problem of old age, but certain aspects of brain function actually begin their decline in young adulthood, a new study suggests.

脑部功能衰退往往被视为衰老带来的问题，但是一项新的研究表明，大脑的某些功能实际上在人们年轻的时侯就已经开始衰退了。

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.

根据研究者的说法，这些研究结果揭示了年龄给脑部功能带来的正常变化，这有助于人们了解痴呆症的发展过程。

She is sixteen but has a mental age of five.

她十六岁，而智力年龄是五岁。

Sarah is almost forty but has a mental age of sixteen.

莎拉已经将近四十岁了,但是心理年龄还是16岁.

The study, which followed more than 2,000 healthy adults between the ages of 18 and 60, found that certain mental functions — including measures of abstract reasoning, mental speed and puzzle-solving — started to dull as early as age 27.

这项研究跟踪观察了2000多名年龄在18岁至60岁之间的健康的成年人。研究发现，某些脑部功能包括抽象推理方法、神经反应速度以及解谜等功能都从27岁就开始变得迟缓了。

How to find out the man's mental age in a moment?

如何在一瞬间看出男人的心理年龄?