When you pop a frozen waffle into the toaster, electrical energy turns into heat energy.
当你取出一块冷冻华夫饼饼放进烤面包器时，电能转化成了热能。
Tiny animals in the soil eat this waste and they produce electrons - the building blocks of electrical energy.
土壤里的小动物会吃这些废物，产生电子。而电子是电能的组成部分。
Quite recently man has succeeded in converting sunlight directly into electrical energy.
最近人们已经成功地把太阳光直接转化为电能。
That chemical energy is then converted into electrical energy.
这种化学能随后转化成电能。
In other words, all the electrical energy going in must go out again.
换句话说，所有输入电能必须再输出。
An electric motor turns electrical energy into mechanical energy.
电动机把电能转换成机械能。
A solar battery traps sunlight and converts it into electrical energy.
太阳能电池捕捉阳光，并将阳光转换成电能。
Broadly speaking, there are two ways of storing electrical energy in a chemical system.
广义上讲，有两种途径在一套化学系统中储存电能。
The mechanical energy can be changed back into electrical energy by means of a generator.
利用发电机可以把机械能再转变成电能。
The sensors pick up the microwaves with an antenna and convert the signal into electrical energy.
传感器用天线收集微波并把信号转变成电能。
At the bottom of the pipe there is a generating set converting heat energy into electrical energy.
管子底部装有发电机组，把热能转化为电能。
This mechanical vibration is then converted into the electrical energy required to stimulate the heart.
这一机械震动会被转化为刺激心脏所需的电能。
Additionally, it will provide electrical energy autonomy in remote locations and improve power availability.
此外，它会在偏远地区自主提供电能，提高电力供应。
The starter motor converts electrical energy from the battery into mechanical energy to turn the engine.
启动机将蓄电池的电能转化为驱动发动机启动的机械能。
This is visualizing the process of the conversion of mechanical energy into chemical and electrical energy very nicely.
这一模拟恰到好处地演示了,机械能到化学能和电能的转换过程。
Instead of having chips with transistors and silicon, these new computers will use both light and electrical energy.
这些新一代计算机将同时利用光能和电能，而不是使用晶体管和硅制成的芯片。
These machines that use wind to create electrical energy are a mixture of modern technology and the ancient windmill.
那些利用风能发电的机器是现代技术和古代风车的混合物。
CAPACITOR, An electrical component of two metal plates separated by a dielectric material, for storing electrical energy.
电容器，两片金属中间用绝缘材料隔开的电器。用以储存电能。
The electrical energy generated originally by the wind turbines originally is stored as a temperature difference between the two rock-filled silos.
这种电能最初由风力涡轮机发电产生，然后以温差的形式存储于两个装满砂砾的筒仓里。
The model has been modified by the researcher's team to increase the amount of electrical energy it can store - but not by installing a bigger battery.
研究团队改进了这些模型，提升电池储存的电量，而不是依靠安装一块更大的电池。
He continued: 'Thermoelectric devices convert heat to electrical energy and this can be from the sun or a drop in temperature such as day temperatures to night.
他继续说：“热电装置将热量转化成电能，这些热量可以来自太阳或者温差，比如白天到夜晚的温差。”
All batteries work by converting electrical energy into chemical energy during charging, and then converting it back into electricity as the battery is discharged.
所有电池是靠充电的同时通过将电能转换为化学能而工作，随后，当电池放电的时候，再将化学能转化为电能。
Scientists have long known about naturally occurring piezoelectric materials, which have the ability to transform electrical energy into physical stress and vice versa.
长期以来科学家一直对压电材料的性质产生浓厚兴趣，这些材料可以将电能转化成为物理压力，反之亦然。
Consequently, the microbial fuel cell can transform chemical energy of surplus sludge into the cleanest electrical energy, and it provides a new way of sludge recycling.
微生物燃料电池可以将剩余污泥中的化学能转化为最清洁的电能，为污泥资源化提供了新的思路。
A second possibility, for more power-hungry devices, is to fire a finely focused infrared laser beam at a photovoltaic cell, which converts the beam back to electrical energy.
第二种可能性则能应用在更加耗电的设备上。其原理是发射一道精确聚焦的红外激光线，击中光伏电池，由此能够将光束转换回电能。
The big disadvantage of free-standing turbines is that they are less efficient in transforming the mechanical energy of water into electrical energy than turbines in dams are.
独立式涡轮的最大缺点是他们将机械能转化为电能的效率低于大坝内安装的涡轮。
Just as electrical energy generates heat when it meets resistance so our psychic energy generates tension and stress when it has to flow through areas that aren't our preference.
就像电子遇到了电阻时能量产生热量那样，当我们的心理能量流向不喜欢的领域时，我们就会产生紧张和压力。
He says understanding the electron transfer processes in these molecules provides a way to design organic materials for storing electrical energy that could then be retrieved for later use.
他说，理解存在于这些分子中的电子转换过程为设计有机材料用于储存电能提供了新的方法，这些电能可以在以后的使用中取回。
Since then a lot of new types have been developed, though all are based on the same principle: they exploit chemical reactions between different materials to store and deliver electrical energy.
自那以后，已经开发了许多新型电池，但无一例外都是遵从一个原理：它们利用不同物质之间的化学反应以储蓄或者提供电力能源。
Project Goal: Engineer E. coli to convert carbon dioxide and electrical energy into ingredients for iso-octane, a fuel that can be applied to existing fuel infrastructure for U.S. transportation.
项目目标：利用大肠杆菌将二氧化碳和电能转化为标准异辛烷，将其应用于美国现有燃料系统中，以供交通运输使用。
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