学习一门外语的优势-延缓老年痴呆或者其他痴呆症

The advantages of learning a foreign language.

 

学习一门外语的优势

 

You stave off Alzheimer's and dementia

 

延缓老年痴呆或者其他痴呆症

 

 

Several studies have been conducted on this topic,and the results are consistent.

 

 

For monolingual adults, the mean age for the first signs of dementia is 71.4.

 

 

For adults who speak two or more languages, the meanage for those first signs is 75.5. Studies considered factors such as education level, income level, gender¹, and physical health, but the results were consistent.

 

 

1 gender   

n.（生理上的）性，（名词、代词等的）性

参考例句：

• French differs from English in having gender for all nouns.法语不同于英语，所有的名词都有性。
• Women are sometimes denied opportunities solely because of their gender.妇女有时仅仅因为性别而无法获得种种机会。