ほとんどの学生は、液で試験管で化学クラスに取り組んで。科学者、化学、科学の概念 - ストックフォト＆画像

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Cute little Girl dressed in yellow t-shirt holding a mug with lemon tea

Little student working with test tubes with liquid on chemistry class. scientist, chemistry and science concept

Little girl with glass of vivid green liquid, maybe poison, isolated on white background

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