類似のロイヤリティフリーの画像
Looking into a whole new world. a focused young male scientist looking at test samples through a microscope inside of a laboratory during the day
Cropped shot of a focused young male scientist wearing protective gloves and trimming a plant with scissors inside of a laboratory.
Here goes nothing. a focused young male scientist placing tiny plants into vials ready to be experimented on inside of a laboratory during the day
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