People living in rich communities live longer than those in modest suburbs who, in turn, outlive those residing in the rougher parts of town.
富有人群普遍比郊区群众活得时间长，反过来，郊区的人群普遍比住在更贫困的地区的人们活得长。
Why hearty women outlive men the age-old riddle of why many women live longer than men has been solved. It's their pumping power, British researchers have found.
长期以来困惑人类的难解之谜——为何多数女性比男性长寿——已经找到了答案。英国研究者们发现，原因在于心脏的供血动力。
Why hearty women outlive men the age-old riddle of why many women live longer than men has been solved. It's their pumping power, British researchers have found.
长期以来困惑人类的难解之谜——为何多数女性比男性长寿——已经找到了答案。英国研究者们发现，原因在于心脏的供血动力。
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