This concert is an excellent catalyst for the fight against malaria, "said Roll Back malaria Executive Secretary Prof." Awa Marie Coll-Seck.

“这场音乐会对抗疟疾斗争是一种极好的催化剂，”遏制疟疾执行秘书Awa Marie Coll - Seck教授说。

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Coll did not crack the family’s inner circle, so his conclusions on the matter are provisional.

科尔并未与家族内部成员接触，因此，他只做出了暂时的结论。

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Mr Coll suggests that, isolated among half-brothers, he always had a need to prove himself.

考尔认为，正是由于奥沙马被其他同父异母的兄弟孤立，因此总是需要想办法证明自己。

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Reservoirs on the neighbouring isle of Coll were also running low - with only enough water for about another 50 days.

BBC: Drought worry for islands

Mr Coll suggests that, isolated among half-brothers, he always had a need to prove himself.

ECONOMIST: The bin Laden family