大学英语词汇短语释义解析及例句 poor conductor


释义：

poor conductor [电] 不良导体

例句：



Wood is a poor conductor.

木头是不良导体。



Wood is a poor conductor of heat and electricity.

木头是热和电的不良导体。



Plastic is a poor conductor.

塑料是不良导体。



Wood is a poor conductor of sound.

木头是声音的不良导体。



Liquids, which contain no free electrons, are poor conductor of electricity.

液体由于没有自由移动的电子因而是电的不良导体。



Wood is a poor conductor of heat and electricity but a metal conducts, well in both cases.

木材不容易传热也不容易导电，而金属却易于传热导电。



A poor conductor of heat and electricity, glass takes on colours when certain metal oxides are included in the mix. Most glass Breaks easily.

是电和热的不良导体；混合物中含有某些金属氧化物时，玻璃会呈现出不同的颜色。大多数种类的玻璃容易破碎。