Insulation Insulation is non-conductive material used to prevent leakage of electric current from a conductor.
绝缘绝缘体就是非导电材料，用来防止导体中电流的泄露。
"Thermoelectricity can produce electric energy from a difference in temperature. There has to be a temperature gap in a conductor or semi-conductor material".
温差电能从不同的温度制造电能，必须是导体或半导体物质中的温差。
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