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In a Modern Laboratory Research Scientist Adjusts Sample in a Petri Dish with Surgical Pincers and Looks on it Under Microscope.His Colleague Comes in and Takes His Place at the Table.RED CinemaCamera

视  频 ID：  26643412
版      权：  Gorodenkoff
视频长度：  0:13
横纵比率：  16:9
所属分类：  人物 科学 
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