Krishnan Bhaskaran, who led the research, said the findings meant that the sustained cold experienced in the UK last winter must have claimed an unknown but significant number of lives.
克里斯南巴斯卡兰，发表声明说这些发现意味着去年冬天英国持续的寒冷已经夺走了虽然不明数量但肯定非常多的人的生命。
More than 200 tonnes of oil have already poured into the sea, with unknown effects on Marine life, making it the worst spill in UK waters in the last 10 years.
超过200公吨原油已涌入海中——对海洋生物的影响不明——使之成为10年来英国水域最严重的溢出事件。
But UK experts have stressed the work is still at an early stage, and the potential longer benefit is unknown.
但是，英国专家们强调，这项工作仍处于早期阶段，长远的潜在好处还是未知数。
An Infantino spokesman said 10, 000 of the recalled slings had been sold to the UK market, although an unknown number could still be in stores.
Infantino的一位发言人说，从英国市场召回的背巾已有一万条，不过可能还有部分背巾作为库存并未售出，数量尚不明确。
An Infantino spokesman said 10,000 of the recalled slings had been sold to the UK market, although an unknown number could still be in stores.
Infantino的一位发言人说，从英国市场召回的背巾已有一万条，不过可能还有部分背巾作为库存并未售出，数量尚不明确。
However, the National Autistic Society in the UK says that the exact causes of autism were unknown.
然而，英国国家自闭症学会说自闭症的确切病因还不为人知。
However, the National Autistic Society in the UK says that the exact causes of autism were unknown.
然而，英国国家自闭症学会说自闭症的确切病因还不为人知。
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