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发表于2024-11-11
Inventing the Electric Light pdf epub mobi txt 电子书 下载 2024
Inventing the Electric Light tells the story of how early scientists experimented with the newly discovered energy called electricity to create light. Young readers will be fascinated to learn what light sources people used before electricity was discovered, and how the electric light bulb changed the world.
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Inventing the Electric Light pdf epub mobi txt 电子书 下载 2024