他诋毁情报专业人员的结论，然后又否认自己这么干过。
He denigrates the conclusions of intelligence professionals and then later denies having done so.
生物医学专业人员获取文献情报，绝大部分来自于期刊。
The biomedical professional personnel obtain the document information; the majority comes from the periodicals.
生物医学专业人员获取文献情报，绝大部分来自于期刊。
The biomedical professional personnel obtain the document information; the majority comes from the periodicals.
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