研究開発中の白衣の男性研究者
Schlüsselwörter
study,
development,
researcher,
pharmaceutical,
pipette,
experiment,
flask,
labcoat,
test tube,
illustration,
chemistry,
chemistry,
science,
people,
adult,
work,
alone,
analysis,
sweet,
medical care,
technology,
biotechnology,
investigator,
scientist,
man,
vector,
japanese,
smile,
inspection
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