electricity 高考四级六级考研

Electrons are negatively charged with electricity,protons are positively charged.

子是带负荷的,质子是带正荷的。

The electricity company disconnected our supply for non-payment of a bill.

力公司有一笔账没付而切断了的。

By and by electricity will take the place of coal.

不久以后, 将取代煤。

How much was the bill for the electricity?

费是多少？

An optical fiber is a dielectric (nonconductor of electricity) waveguide made of glass or plastic.

光纤是一种介质（绝缘体）波导的玻璃或塑料。

At night these streets are brilliant with a pearly radiance of electricity.

夜里,珍珠般的灯把这些街道照得一片辉煌。

Electricity companies pay a premium for renewable energy.

力公司为可再生能源支付额外的费用。

The motive power of trains is usually steam or electricity.

火车的动力通常是蒸汽或。

Metal is a good conductor of electricity.

金属是很好的导体。

Some scientists are working hard at how tide can be harnessed to produce electricity.

有些科学家正在努力研究怎样利用潮汐。

The amount of electricity used is recorded by a meter.

表记录下耗量。

This handle controls the flow of electricity.

这个把手调节流。

The innovation increases efficiency and saves electricity into the bargain.

这项革新不仅提高效率而且省。

Power can be fed from wind generators into the electricity grid system.

力可以从风力机流入输网。

The terrible storms wreaked havoc with electricity supplies, because so many power lines were down.

猛烈的暴风雨吹断了很多输线，力供应遭到严重破坏。

The power station furnished us with electricity.

站给供。

Candles are a stopgap when the electricity fails.

没有的时候腊烛可作代用品。

In the19th century waterpower was widely utilized to generate electricity.

在19世纪人大规模使用水力来。

The problem is accentuated by a shortage of water and electricity.

缺乏水使问题愈加严重。

P-studies mechanics, heat, light, sound and electricity.

物理学研究力学、热学、光学、声学和学。