Professional expert witness is one of the important items in evidence law in many countries over the world.

专家证人制度是各国证据法的重要内容之一。

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If the party has demurrer to the qualification of the expert witness, like the professional knowledge, education background, he can inquire the expert witness in court.

当事人对出庭的专业人员是否具备相应专业知识、学历、资历等专业资格等有异议的，可以进行询问。

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You will witness and share the honor and happiness of the new members; also it is a professional platform for you to communicate with peers.

您将见证和分享新会员的荣誉与喜悦，也将获得在专业平台上与同行进行广泛交流的机会。

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A woman dressed like a young professional sits behind him, listening as a witness is questioned.

VOA: special.2009.08.31

Uelmen complained that the jury only has seen a polished and professional performance by Fuhrman on the witness stand.

CNN: AUGUST 28

For Martin Winterkorn, a talented goalkeeper who had professional aspirations and now runs Volkswagen AG, the porous performance was hard to witness.

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