差出人
類似のロイヤリティフリーの画像
Hes been doing this for many years. a focused elderly male scientist looking through a microscope while being seated inside of a laboratory
Microscope, medical and research with old man in laboratory for pharmacy, science and vaccine. Chemistry, healthcare and medicine with scientist and study for solution, development and sample results.
Senior man, microscope and scientist in science industry, vaccine or cure medicine at laboratory. Serious male person, medical or healthcare professional in scientific research or examination in lab.
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