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Spin the magnet and you will produce electricity at the end of both copper wires.
旋转磁体，然后铜线的两端就可以产生电流。
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Thin wires easily melt if they are made of copper.
如果用铜制细导线极易熔化。
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Thin wires easily melt if they are made of copper.
如果用铜制细导线极易熔化。
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