In the centre of the cell, in a circle traced with a fragment of plaster detached from the wall, sat a man whose tattered garments scarcely covered him.

在这个地牢的中央，有一个用从墙壁上挖下来的石灰画成的圆圈，圆圈里坐着一个人，他的衣服已成了碎布条，难以遮住身体了。

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In the centre of the cell lay the body of the servant girl in her night dress, and gloating over this agony stand two ruffians with the cowardly masks of their dark trade on.

在房间中间躺着一个穿着睡衣的女孩儿，而两个蒙面的恶棍正在通过折磨她取乐。

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The research is allowed in Britain, which in the years since Bush's restrictions, has become a world centre of stem cell study.

在英国该研究是允许的，自从布什的禁止令以来英国成为了世界干细胞研究的中心。

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Professor Harry Moore, of the Centre for Stem Cell Biology at the University of Sheffield, UK, said there were a number of key differences between mice and human testes cells.

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To be fair, all this was also true of the cells described in the Nature paper, which was written by Shoukhrat Mitalipov, of the Oregon Stem Cell Centre in Beaverton, and his colleagues.

ECONOMIST: Human embryonic stem cells

Dr Lorenz Studer, head of the Stem Cell and Tumor Biology Laboratory at the centre, and the lead researcher on the study, told BBC News Online that the study was "proof of principle" that cloned embryonic stem cells could be reliably transformed into a variety of useful cell types.

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