英音听力讲解:奥巴马宣布启动“精准医学”计划

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1. But his Greek counterpart warned that his government would only cooperate with elected EU leaders and institutions, not the so-called troika - representatives of Greece's creditors.

cooperate with 与（某人）协作， 合作
例句：They would not cooperate with him. 
他们不愿与他合作。 

2. Scientists have developed the technique to prevent some genetic diseases from being passed on.

prevent from 阻止， 防止
例句：Can you tell me of a way to prevent milk, in hot weather,from turning sour?
你能告诉我在热天使牛奶不变酸的方法吗？ 

3. They will have detrimental impacts on the ground, inflame already heightened tensions with the Palestinians and further isolate the Israelis internationally.

impact on 对…冲击，碰撞，影响
例句：Epiphanies can have a powerful impact on an entrepreneur.
顿悟对创业者影响很大。

4. Thousands of Kenyan children have taken part in an attempt to break the world record for the number of people simultaneously reading aloud from the same book.

take part in 参加…，参与…活动
例句：Anyone can take part in the competition.
任何人都能参加这一比赛。