麻疹是有高度传染性的疾病。

Measles is a highly contagious disease.

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猩红热是有传染性的疾病。

Scarlet fever is a contagious disease.

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在防治这个世界最具传染性的疾病之一方面还有一段路要走。

There is still some way to go in the fight against one of the world’s most contagious diseases.

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And one of the reasons that's most responsible for that is that humans aren't dying at as young an age from infectious diseases as they did three or four hundred years ago.

最重要的一个原因就是,人们不会在年轻的时候死于传染性疾病,而这在三四百年前确实会发生

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It worked for them, they didn't have all these chronic diseases like we have, now they had other challenges, infectious diseases primarily, but they didn't have the chronic diseases like we have, like cancer, heart disease, hypertension, hyperlipidaemia, etc., and Diabetes particularly.

这曾对祖先们奏效,他们不像我们会得一些慢性疾病,但他们要面对其他的挑战,主要是传染性疾病,但他们不像我们那样受着慢性疾病的困扰,如癌症,心脏病,高血压和高脂血等,特别是糖尿病

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