慢速英语:Memory Decline May Be Earliest Sign of Alzheimer's

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短语讲解：

1. Your family doctor says it is nothing to worry about, just a part of getting old.

worry about 担忧， 烦恼
例句：Do you worry about your weight?
你担心自己的体重吗？

2. At a conference two weeks ago, researchers said they now have proof that self-reported minor memory loss sometimes led to greater mental decline six years later.

lead to 导致
例句：That can lead to serious consequences.
这会导致严重的后果。

3. Her research shows that such persons were likely to have a protein called beta-amyloid in the brain.

be likely to 可能
例句：Remain at a price or be likely to rise.
停在一个价位上或有可能上升。

4. In his words, it can be a wake-up call for doctors.

call for 去接（某人）；去取（某物）
例句：Chinese companies call for fairer treatment from foreigners.
中国公司要求更公平的对待外国人。

5. At the same time, he says, memory loss could be an early sign of something more serious.

at the same time 与此同时
例句：At the same time, infrastructure investment is growing.
与此同时，基础设施的投资也在增加。