0:00/0:23
倍速
  • x2
  • x1
  • x0.5
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Self applying of medicine through a medical needle pen injecting the substance in a fatty area of the abdomen using a bit of force and waiting for all the substance to be released

视  频 ID：  1069413562
版      权：  BlackBoxGuild
视频长度：  0:23
横纵比率：  16:9
所属分类：  科学 
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