Scientist and students working in lab. Doctor teaching interns to make blood analyzing research. Biotechnology chemistry bacteriology virology and health care concept.
ID: 1779042797
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- 大图:3814 × 4010 像素·32.29 cm × 33.95 cm·300dpi·JPG
- 中图:951 × 1000 像素·33.55 cm × 35.28 cm·72dpi·JPG
- 小图:476 × 500 像素·16.79 cm × 17.64 cm·72dpi·JPG