慢速英语:Researchers Hunt for Clues about Parkinson’s Disease

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1. America’s National Institutes of Health says at least 500 thousand people in the United States have Parkinson’s disease.

at least 至少
例句：Can we at least try?
我们至少试试看吧？

2. That number is expected to grow as the average age of the population increases.

be expected to 被期待做某事；有望做某事；期许
例句：That could hardly be expected to last.
这很难预计将持续多久。

3. Many doctors reject this idea of a direct link to Parkinson’s.

link to 与…连接， 联系
例句：It will be helpful when I need to link to them.
当我想要链接到他们的时候会很有用。

4. They point to people who have similar experiences and do not develop the disease.

point to 表明；指画；指
例句：The few published studies point to a huge problem.
许多已发表的研究都表明一个巨大问题。

5. Scientists at Aberdeen University in Scotland collected information about more than 900 people with Parkinson's or similar conditions.

more than 不止
例句：She was no more than 16.
她是不超过16个。

6. They compared this group to almost two thousand people without the disorder.

compare to 把…比作， 喻为；与…相比
例句：A teacher is often compare to a candle.
教师常被比作一支蜡烛。

7. They said these mutations prevent an intracellular system from operating normally.

prevent from 阻止， 防止
例句：The bad weather prevent from the military action.
坏天气妨碍了军事行动。