以下为句子列表：
英文: During the past two decades, the use of mobile phones has risen rapidly worldwide but there has been no hard evidence to substantiate fears that the technology causes health problems ranging from headaches to brain tumors.
中文: 在过去的二十年间，移动电话在全球飞速普及，但一直没有确凿的证据证实手机会导致从头痛到脑瘤等一系列健康问题。
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英文: The first hard evidence has emerged that we are unable to catch up on lost sleep if it happens night after night - increasing the risk of obesity, heart disease and depression, while cutting mental dexterity.
中文: 最有利的证据已出现了，如果我们一夜一夜的熬夜，我们无法弥补却是的睡眠---这也会增加肥胖,心脏病和抑郁症的危险，然而也会损伤精神系统的灵敏度。
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英文: There is still no hard evidence for this AAM programme – although a South African-derived stand-off air-to-surface weapon is thought to have been tested and deployed.
中文: 对于这个空空导弹项目现在还没有强有力的证据——尽管一种源自南非的未定型的空对地武器被认为已经在进行了测试和部署。
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