It cost far more than a regular incandescent bulb.

它比一只普通的白炽灯泡贵得多。

This is an incandescent bulb, whose light travels in all directions.

这是一盏白炽灯，它的光是向四面八方传播的。

CFL Light Bulbs use about 25% less energy than an incandescent bulb.

节能灯灯泡使用节能灯泡比白炽灯少25%左右。

One held an incandescent bulb, another a CFL. The third was for Sharenow's LED.

其中一个是白炽灯，一个是节能灯，第三个就是Sharenow的LED。

It doesn't affect the lamp life of an incandescent bulb very much, says Rubinstein.

Rubinstein说，对白炽灯泡的灯来说，寿命不会有很大影响。

Some people prefer the warmer glow of an incandescent bulb to the light produced by CFLs.

一些人偏好具有暖色光照的白炽灯而不喜欢CFLs发出的光照。

The light from the sun is incoherent light, so is the light from an incandescent bulb.

太阳光是非相干光，白炽灯光也是非相干光。

Penguin: it looks like a small incandescent bulb designed to indicate something out of the ordinary.

这看起来很小的灯泡，应该是有什么不寻常的东西。

Light bulb (any standard incandescent bulb with a regular size base will do.. no fluorescent or halogen bulbs).

灯泡任何标准尺寸的白炽灯都可以。

Adjustable fitting; can be used both with lamp bases and with ceiling cord sets and big or small incandescent bulb.

固定件可调节；可与灯座和天花板吊灯及大小白炽灯泡并用。

GE has promised to make a high-efficiency incandescent bulb, but hasn't disclosed details on where it will be made.

通用电气公司已经承诺生产高能效白炽灯泡，但是还没有透露它将在哪里生产。

Incandescent bulb headlights won't work because their light can't be modulated over different frequencies the way LED's can.

白炽灯泡灯将无法工作，因为它们的光线不能在不同频率的调制方式LED的可以。

The relationship between the amount of light an incandescent bulb can produce and how long it will last is complicated, to say the least.

退一步说，一盏白炽灯能产生的亮度与其照明寿命之间的关系很复杂。

An incandescent bulb, made of a wire filament encased in glass, emits only 5% of the energy it consumes as light; the rest is wasted as heat.

由灯丝封装在玻璃里而制成白炽灯，只有5%的能量被用于发光；其余都以热能被浪费掉了。

Without changing light fittings, the cheapest direct replacement for an incandescent bulb at the moment is a compact fluorescent light (CFL).

不用换灯口, 目前白炽灯泡的最廉价直接替代品是荧光灯(CFL).

For lights that turn on and off frequently, or are only on for a few minutes a day (like a light in a closet), an incandescent bulb will suffice.

需要频繁开关或是一天只要开几分钟的地方（比如说壁橱灯），用白炽灯泡就足够了。

Compact florescent bulbs combine these components into the base of the bulb so they can be used almost anywhere an incandescent bulb will fit.

紧凑型荧光灯泡组合成的灯泡这些组件的基础，使他们能够在几乎任何地方使用白炽灯泡的适合。

Those in the field may disagree about the prospects of OLEDs, but they do seem to agree on one thing: the days of the incandescent bulb are numbered.

业内人士也许会对OLED的前景持不同意见，但是都确实认可一件事情：白炽灯的日子屈指可数了。

Behind one hides a standard incandescent bulb, the familiar lighting technology that has gone largely unchanged since Thomas Edison invented it 132 years ago.

其中一个后面藏着一个标准白炽灯泡——这项人尽皆知的托马斯·爱迪生在132年前就发明的，至今仍无什么大变化的照明技术。

He figured he and the 40 researchers at his Menlo Park, New Jersey, development lab could come up with a good incandescent bulb in three or four months in 1878.

在1878年，他认为他和在他位于新泽西洲门洛帕克的开发实验室里的40名研究员将在三或四个月内推出一种够好的白炽灯泡。

The N200's light is only 13.5 lumens on the high setting (a 60-watt incandescent bulb is 850 lumens). That's very dim, but it's comparable to a kerosene lamp.

一盏N200灯光亮最高能达到13.5流明(一只普通的60 W白炽灯有850流明)，虽然有点暗，但跟煤油灯比起来还是绰绰有余的。

Compared to an incandescent bulb, which might cost only about 50 cents and burn for 1, 000 hours, CFLs cost around $3—although they use up to 75% less power and last much longer.

与每只大概花费50每分、可以燃烧持续1000小时的白炽灯相比，CFLs成本大约3美元—即使它们最多消耗75%的电力，且持续的时间更长。

An incandescent bulb can emit as much as 18 mg of mercury into the air over its lifespan; a CFL emits 9 mg (including the mercury both in the bulb and that emitted by power plants).

单个白炽灯泡在其使用周期内会往空气释放高达18毫克的水银，而一个节能灯只会释放9毫克(包括灯泡和电厂释放量的总和)。

How it got here: No matter who you credit with inventing the original incandescent bulb (patents exist for Moleyns in 1841, Woodward and Evans in 1874, and Edison in 1879), it's had quite a run.

它是如何问世的：无论你把发明白炽灯的功劳归功于谁(1841年专利归于Moleyns, 1874年又给了Woodward and Evans, 1879年则归于爱迪生)，这都是一项意义重大的发明。

The incandescent light bulb, invented by Thomas Edison, which came to be the symbol of inspiration, has been developed into hundreds, if not thousands, of forms.

托马斯·爱迪生发明的白炽灯成为了灵感的象征，现在已经演变成数百种甚至数千种形式了。

With over eight kilowatts of lighting capacity in his home, your correspondent decided three years ago to replace each incandescent light bulb, when it died, with a CFL equivalent.

由于发现自家的照明功率超过八千瓦，记者三年前就决定在每个白炽灯泡寿命到期后，用相应的紧凑型荧光灯来替换它。

Thomas Edison was not the sole inventor of the incandescent light bulb— nor was he the first.

托马斯·爱迪生并非白炽灯的唯一发明者，也不是首个发明者。

The invention of the incandescent light bulb by Thomas A. Edison in 1879 created a demand for a cheap, readily available fuel with which to generate large amounts of electric power.

托马斯·爱迪生1879年发明的白炽灯导致对便宜、易得、可生产大量电能的燃料的需求。