Photoreceptors are cells that respond to light by sending out a chemical signal.
光感受器是通过发出化学信号来对光作出反应的细胞。
Another belief involving the number three has it that it is unlucky to light three cigarettes from the one match.
另一种与数字3有关的信仰认为，用一根火柴点燃三根香烟是不吉利的。
Rogers found that a chick's lateralisation depends on whether it is exposed to light before hatching from its egg—if it is kept in the dark during this period, neither hemisphere becomes dominant.
罗杰斯发现，小鸡的偏侧性取决于它在孵出蛋之前是否暴露在阳光下——如果在这段时间里保持黑暗，右脑或左脑都不会占优势。
It's especially vulnerable to light damage, and by the mid-1990s, Gilardi's pumpkins, roses, and other figures were splitting and crumbling.
它特别容易受到光照的破坏，到20世纪90年代中期，吉拉迪的南瓜、玫瑰和其他雕塑都出现了开裂和破碎。
Do these trees have other means at their disposal to prevent overexposure to light in autumn?
有没有其他方法来防止这些树在秋天过度暴露在阳光下？
The lamp takes energy from a plant growing in a wooden box and uses it to light up an LED light bulb.
这种灯从生长在一个木箱里的植物中获取能量，然后用它来点亮一个LED灯泡。
In all these works, he uses all kinds of colors everything from purple to light green to orange.
在所有这些作品中，他使用了各种颜色，从紫色到浅绿色再到橙色。
As more and more examples come to light and modern genetics enters the scene, that principle is having to be rewritten.
随着越来越多的案例浮出水面，随着现代遗传学进入人们的视野，这一原则不得不被改写。
Thousands of Aztec artifacts came to light during the digging of the Mexico City subway in the 1970s.
上世纪70年代，在墨西哥城地铁的挖掘过程中，数千件阿兹特克文物重见天日。
In some rural communities of emerging economies, people have begun to light their homes with stored solar energy.
在一些新兴经济体的农村社区，人们已经开始使用储存太阳能，用于家庭照明。
My mother is listening to light music now.
我妈妈正在听轻柔的音乐。
Listening to light music makes it easier for me to fall asleep.
听轻音乐让我更容易入睡。
The alleged fraud came to light earlier this month when a client mentioned the scheme to a senior bank manager.
本月早些时候，一名客户向一名银行高级经理提到了这一骗局，这起涉嫌欺诈的案件才得以曝光。
The technology, Strano said, could one day be used to light the rooms or even to turn trees into self-powered street lamps. In the future, the team hopes to develop a version of the technology that can be sprayed onto plant leaves in a one-off treatment that would last the plant's lifetime.
斯特拉诺表示，该技术将来可能用于房间照明，甚至可以将树木改造为自供电路灯。该团队希望未来可以开发此技术的新形式，用于喷洒植物叶片，一次操作，终生有效。
Those in the dark are in no position to light the way for others.; Persons in the dark cannot light the way for others.
以其昏昏， 使人昭昭是不行的。
Kerosene was used to light lamps.
煤油被用来点灯。
Sooner or later, the truth comes to light.
真相迟早会大白。
She really didn't want to light her menorah either.
苏珊也不愿意去点亮她的烛台。
We used oil squeezed from seeds of tung trees to light our lamps.
我们把桐子榨油来点灯。
One of the newest methods relies on a gene that makes algae sensitive to light.
其中一个最新的方法是依靠基因，让藻类对光线变得敏感。
We should be able to light up a small device like an LED (light Emitting Diode).
我们可以用它来驱动一个小型的用电装置，像LED灯(LightEmittingDiode)。
But if we use only one cell, then I won't be able to light a small light bulb.
但如果我们只用一个电池，那我连一个小灯泡都点亮不了。
The volcanic plume is yellow, while clouds are various shades of white to light gray.
火山灰烟羽呈黄色，而云显现出深浅不一的白色到浅灰色。
No smoking signs may be driving more people to light up, a psychological study suggests.
一个心理学研究暗示，“请勿吸烟”的标志很可能促使更多人开始抽烟。
They will gather around a monument dedicated to the singer to light candles and sing songs.
歌迷们将汇集在约翰•列侬纪念碑周围，用歌声与烛火缅怀他们的偶像。
This metal plate is exposed to light and creates an image which is then transferred to paper.
这种金属板在曝光后可以产生能被转移到纸上的图像。
It is true that these would surely both have come to light during the general election campaign.
的确，这种事情在大选期间势必都会曝光。
In China and ancient Greece, people focused the sun's rays with mirrors or glass to light fires.
在中国和古希腊，人们用镜子聚合太阳光来生火。
It will be used to light the cauldron when the Paralympics open Saturday night at the Bird's Nest.
6日晚，圣火将在鸟巢点燃残奥会主火炬塔。
It will be used to light the cauldron when the Paralympics open Saturday night at the Bird's Nest.
6日晚，圣火将在鸟巢点燃残奥会主火炬塔。
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