lightning bulb
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Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners.
lightning bulb |
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| navigate by keyword : background beckground black blackboard bulb business career caucasian chalk chalkboard color concept creative education energy geometry hand idea illuminated intelligence light lightning mathematic matter object person school science solution some student study subject success surface texture white with work write writings |
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| Lightning bulb with some writings in the beckground |
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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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