senior chemistry professor giving lecture front classroom
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
senior chemistry professor giving lecture front classroom |
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| Senior chemistry professor giving a lecture in front of classroom full of students shallow DOF; color toned image |
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
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