If a person's fingerprints match those found on a knife, this is evidence that he touched it.

如果一个人的指纹与在刀上发现的指纹相符，这就是他触摸过刀的证据。

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He found what he seemed to want--a rusty old butcher knife and a whetstone.

他找到了他想要的东西——一把生锈的旧切肉刀和一块磨刀石。

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Nearly 67 percent of the bodies' had been defleshed, most likely with a metal knife, say the researchers, who found the remains in 2010.

约有67%的尸体都被剥掉了皮肉，最有可能使用一把金属刀具。 于2010年发现这些残骸的研究者如是说。

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Forensic scientist Christopher Mckenzie said a 17cm-long (6.5in) hunting knife found at the scene had DNA on it from the three children.

BBC: Fuller quarry children 'stabbed to death'

Apart from a small knife found in a sealed Tupperware box in the Zafira, along with fruit peelings, there was no blade.

BBC: Stephen Nolan

Police scientists argued that a knife found at Sollecito's home had traces of Kercher's DNA on the blade and Knox's DNA on the handle.

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