科学家们星期四宣布，与使用可卡因相比，空气污染更有可能诱发心脏病，其危险性相当于饮酒、喝咖啡和身体过劳。
Air pollution triggers more heart attacks than using cocaine and poses as high a risk of sparking a heart attack as alcohol, coffee and physical exertion, scientists said on Thursday.
目前还存在着重重顾虑，其中之一是被避免的毁林活动或许并不能一劳永逸，特别是在那些存在由气候导致的森林梢枯病风险的地区，情况更是如此。
There are many concerns. One of them is that avoided deforestation may not be permanent—especially where there is a risk of climate-induced forest dieback.
Topsy基金会的格兰特·劳说，洗除艾滋病恶名的最好办法就是家庭的参与。
Grant Law, of the Topsy Foundation, said that one of the best ways of erasing the stigma attached to the disease was the involvement of the family.
今天，我们聚集在一起，作为一个全球性社区，来自各个大洲，不分信仰和文化，重申我们一劳永逸地终结艾滋病的承诺。
Today, we come together as a global community, across continents, across faiths and cultures, to renew our commitment to ending the AIDS pandemic once and for all.
这次心脏病发作可能和他工作过劳有关。
诸如突然的精神高度紧张或身体过劳等这样的外部压力可能使心脏病发作机率提高40%。
These external pressures - such as sudden severe stress or physical exertion - can be a factor in up to 40 per cent of heart attacks.
诸如突然的精神高度紧张或身体过劳等这样的外部压力可能使心脏病发作机率提高40%。
These external pressures - such as sudden severe stress or physical exertion - can be a factor in up to 40 per cent of heart attacks.
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