Disappearing summer sea ice poses considerable dangers, scientists have warned.
科学家警告，夏天海洋冰面的消失会造成非常严重的损害。
But now scientists have warned women with wrinklier skin are more likely to have brittle bones.
不过科学家们警告，皮肤皱纹越多的女性更容易出现骨质密度过低的情况。
Some scientists have warned that Australia was facing a ten-fold increase in heat waves as a shifting climate increases temperatures.
一些科学家已经警告说，随着气候变化造成温度上升，澳大利亚正面临十倍多的热浪。
Fabric softeners, disinfectants, shampoos and other household products are spreading drug-resistant bacteria around Britain, scientists have warned.
科学家警告说，柔顺剂、消毒剂、洗发香波和其他家居清洁产品使抗药细菌在全英蔓延。
For many years, scientists have warned us not to smoke.
许多年来，科学家提醒我们不要吸烟。
Spending too much time online can increase your risk of catching a cold or the flu, scientists have warned.
科学家近日警告，上网时间过长会增加患感冒和流感的几率。
Climate scientists have warned of wild weather in the year ahead as the start of the global "El nino" climate phenomenon exacerbates the impacts of global warming.
由于全球性“厄尔尼诺”气候现象露头，加剧了全球气候变暖的影响，气候科学家们就未来一年内恶劣天气状况提出了警告。
Scientists have warned that unless effective measures are taken, the problem of pollution will eventually get out of hand.
科学家们警告说，除非采取有效措施，污染的问题最终会失控。
Scientists have warned that unless effective measures are taken, the problem of pollution will eventually get out of hand.
科学家们警告说，除非采取有效措施，污染的问题最终会失控。
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