【英语时差8,16】怎样清洁大脑（上）

 Studies suggest that gum disease, especially, can affect the brain. Some studies have found that older people with gum disease are more likely to have memory loss and other cognitive¹ problems like dementia. But isn’t it possible that people with memory loss or dementia are more likely to forget to brush and floss their teeth, which would lead to dental problems? In other words, maybe memory loss causes poor oral health, instead of the other way around. Could be. But there’s compelling evidence that gum disease can lead to cognitive disorders². Such as?

1 cognitive   

adj.认知的，认识的，有感知的

参考例句：

• As children grow older,their cognitive processes become sharper.孩子们越长越大，他们的认知过程变得更为敏锐。
• The cognitive psychologist is like the tinker who wants to know how a clock works.认知心理学者倒很像一个需要通晓钟表如何运转的钟表修理匠。

2 disorders   

n.混乱( disorder的名词复数 )；凌乱；骚乱；（身心、机能）失调

参考例句：

• Reports of anorexia and other eating disorders are on the increase. 据报告，厌食症和其他饮食方面的功能紊乱发生率正在不断增长。 来自《简明英汉词典》
• The announcement led to violent civil disorders. 这项宣布引起剧烈的骚乱。 来自《简明英汉词典》