Forensic scientists often work in crime scene LABS, analyzing DNA, fingerprints, weapons, and other evidence, and sometimes testifying in court.

刑事鉴识科专家经常在犯罪现场实验室工作，分析dna，手印，武器以及其他犯罪证据，有时候他们也需要出庭作证。

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Judicial notice refers to general knowledge which needs not to be proved by the parties, but is established and used as basis of judgment and evidence of testifying other facts by the court.

司法认知是指法院对待证事项无需当事人举证证明，由法院作为职务上的事项予以认定并作为裁判或证明其他事实的依据。

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Meanwhile, the formation of verbal evidence all includes three processes, the understanding, memory maintaining and testifying of fact.

而言词证据的形成均包括人对案件事实的认识过程，记忆保持，证明过程三个步骤。

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The Pope's private secretary, Georg Gaenswein, also gave evidence, testifying about the daily routines of the papal household and the moment he began to suspect Mr Gabriele as the source of the leaks.

BBC: Opening court session in Vatican, 29 Sep 12

Both sides accused one another of tampering with evidence and intimidating the witnesses into testifying one way or the other.

BBC: Iran: A Murder Mystery

He knew he could not win and chose to spare himself the humiliating details of once-cherished teammates testifying against him, of other evidence rolled out to expose the dark side of the fairy tale.

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