慢速英语:Breast Cancer Drug Fights Infection in HIV/AIDS Patients

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短语讲解：

1. Today on the program, we tell about international efforts to fight a health threat in the West African nation of Guinea. 
 
tell about 谈及; 讲述
例句：We will tell about the effects of that decision next week.
下周，我们将向你讲述这一决定所带来的影响。

2. Most of the infections take place in African countries south of the Sahara Desert.

take place 发生，举行
例句: Elections take place every four years.
选举四年举行一次。

3. He says Cryptococcosis can lead to meningitis, a life-threatening infection of the covering of the brain and spinal cord.

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

4. Dr. Krysan says tamoxifen is not pricey and seems to help patients in a number of ways.

a number of 许多的; 一些
例句：A number of foreign governments condemned the army coup.
一些外国政府谴责马里发生的军事政变。

5. The two groups planned to work with Guinea’s Ministry of Health to vaccinate more than two million children against measles.

more than 不只是; 很; 超过; 在…次以上
例句：More than 1000 turned up.
最后共有1000多人出席。

6. We do not know if this is advantageous, which individuals would be more able to gain from intervention.

be able to 能，会; 能够
例句：You should be able to converse comfortably.
你应该能够舒服地进行谈话。