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单词 non-conductor
释义 non-conˈductor Physics.
[non- 2.]
A substance or medium that does not permit the passage of any form of energy (as heat or electricity).
1751[see conductor 11].1759Phil. Trans. LI. 317 Wax, when it is once in good order, will continue a non-conductor for a long time.Ibid. 896 Wood, properly dried, till it becomes very brown, is a non-conductor of electricity.1857Lardner Anim. Phys. §587 Fat..is nearly a non-conductor of heat.1890Nature 16 Oct. 601 Volcanic ash..forms one of the most effective non-conductors known.
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