留美老师带你每日说英文 第402期:说双语对大脑的好处

 　　台湾籍旅美老师今天交给我们的句子是：

　　The heightened workout a bilingual brain receives throughout its life can also help delay the onset¹ of diseases, like Alzheimer's and dementia by as much as five years.

　　若双语者的大脑持续地接收这些增强的练习，会帮助延缓一些疾病的发作，像是阿兹海默症和失智，最多可延缓五年。

1 onset   

n.进攻，袭击，开始，突然开始

参考例句：

• The drug must be taken from the onset of the infection.这种药必须在感染的最初期就开始服用。
• Our troops withstood the onset of the enemy.我们的部队抵挡住了敌人的进攻。