試験管のイラスト、アイコン／理科／科学／シンプル／カラー
Schlüsselwörter
test tube,
icon,
illustration,
pictogram,
vector,
study,
experiment,
science,
chemistry,
school,
material,
technology,
colourful,
liquid,
business,
biotechnology,
background,
study,
learning,
training,
researcher,
scientist,
mark,
image,
graphic,
white,
symbol,
symbol,
observe,
red,
green,
blue,
foam,
vapour
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