让我们看一看被忽视的热带疾病的一些最新统计数据； 这些热带病多年来困扰着非洲，使许多人深陷贫困。
Let us look at some of the latest statistics for neglected tropical diseases that have, for ages, anchored so many African people in poverty.
这就是天文学家约翰·韦伯（John Webb）使自己陷于此类困扰中的原因。
Which is why astronomer John Webb has got himself into such trouble.
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