导电

dǎo diàn cái liào

导电材料

conductive material

dǎo diàn xiàng jiāo

导电橡胶

conductive rubber

dǎo diàn xìng liáng hǎo

导电性良好

conduct electricity well

sù liào hé xiàng jiāo bù dǎo diàn dàn tóng kě yǐ

塑料和橡胶不导电，但铜可以。

Plastic and rubber won't conduct electricity, but copper will.