短语讲解:
1. Researchers say a number of drugs currently used to treat autoimmune diseases also appear to treat signs of depression.
a number of 一些; 许多的
例句:Difficulties arise in a number of ways.
难度表现在许多方面。
2. Instead of simply attacking bacteria and viruses, the body’s natural defense system also attacks healthy tissue.
instead of (用…) 代替…, (是…)而不是…
例句:A spirit lamp burns spirits instead of oil.
酒精灯里点的不是油而是酒精。
3. For example, in the brain, it could lead to increased risks of depression.
lead to 导致; 把…带到
例句:Smoking can lead to lung cancer.
抽烟可能导致肺癌。
4. People with autoimmune diseases often suffer from depression.
suffer from 患(某种病),受(某种病痛)折磨
例句:I often suffer from unaccountable headaches.
我常莫名其妙地头疼。