What starts as an everyday squash turns into a lantern of light.
一个平平常常的南瓜变成了一个充满光亮的灯笼。
I didn't explain how different wavelengths of light affect photosynthesis.
我没有解释不同波长的光如何影响光合作用。
This could, argues Angel, reduce the amount of light reaching the Earth by two per cent.
安吉尔认为，这将使到达地球的光量减少2%。
The lack of light in Europa's subsurface ocean doesn't automatically rule out life forming.
木卫二的地下海洋缺乏光线，但这没有排除生命形成的可能性。
However, unlike Jupiter, the terrestrial planets today are nearly void of light gases and ices.
然而，如今的类地行星与木星不同，几乎没有轻气体和冰。
Bats have an engineering problem: how to find their way and find their prey in the absence of light.
蝙蝠们遇到了一个技术上的难题：如何在没有光线的条件下认路和捕食。
A color or pattern that is relatively indistinct in one kind of light may be quite conspicuous in another.
在某种光照下相对较难辨认的颜色或式样，在另外一种光照下也许相当显眼。
Woods of light and tender trees all were sweeping into the east, sweeping over the horizon and a precipice.
轻盈柔嫩的树木都向东方蔓延，蔓延到过地平线和一个边缘。
Even a fifteen-minute burst of light in otherwise sustained darkness can reset an animal's circadian rhythm.
即使是15分钟的猝发光（其它地方是持续的黑暗环境）也可以使动物重新设定生理节奏。
Plants are also able to distinguish between specific wavelengths of light that the human eye cannot even see!
植物还能分辨出人类肉眼看不到的特定波长的光！
The visual system detects patterns of light and dark and, building on experience, the brain creates a spatial map.
视觉系统可以探测到光亮和昏暗的模式，并且根据经验，大脑会创建一幅空间地图。
When a plant absorbs light for performing photosynthesis, it only absorbs some wavelengths of light and reflects others.
当植物吸收光进行光合作用时，它只吸收某些波长的光，并反射其他波长的光。
Spectroscopy is basically the study of spectra and spectral lines of light, and specifically for us, the light from stars.
光谱学基本上是一种研究光谱和光谱线的学科，特别对我们来说，是研究恒星发出的光。
These rings are indicative of the crystal structure of nickel and can be explained only by invoking wavelike properties of light.
这些光圈表明了了镍的晶体结构，而且只能通过光线中波的特征来解释。
At night scan the horizon for artificial light sources such as fires and streetlights, then walk toward the glow of light pollution.
晚上，扫视地平线，寻找像火和街灯的人工光源，然后朝发光的光污染方向走。
Today people and goods travel by jet aircraft and fast ships, and information is transmitted at the speed of light over the Internet.
人和货物通过喷气式飞机和快船来流动，而信息是通过互联网以光的速度传送。
It is different, because with painted glass the idea of light corning through to create the magical effect wasn't the focus any more.
情况由于彩绘玻璃的产生变得不同了，通过光穿透玻璃所制造的奇幻效果也不再是亮点。
Other species take into account the changing conditions of light by performing their visual displays only when the light is favorable.
其他物种只在光线适宜时才会展示它们的视觉形象，以此来考虑光的变化情况。
At night, scan the horizon for artificial light sources, such as fires and streetlights, then walk toward the glow of light pollution.
夜间，仔细眺望地平线，寻找诸如火和路灯之类的人造光源，然后朝光污染造成的光亮走。
All substances, all forms of matter, can be distinguished according to what wavelength of light they absorb and which ones they reflect.
所有形式的物质，都可以根据它们吸收的光的波长以及反射的光的波长来区分。
A thread of light emerged from the keyhole.
从锁眼里透出一丝光亮。
Cracks of light filtered through the shutters.
一束束阳光透过百叶窗照射进来。
A spectrum is formed by a ray of light passing through a prism.
一束光通过棱镜就会形成光谱。
He braked suddenly as a jackrabbit darted into the bright cones of light.
当一只长耳大野兔出现在车灯光圈里时，他突然刹了车。
My eyes were full of light green.
我的眼前满是浅绿色。
You have more hours of light in summer.
夏天日照时间更长。
These scientists are studying the effects of light pollution.
这些科学家正在研究光污染的影响。
Listen to a piece of light music and you will feel relaxed.
听一段轻音乐会让你感到放松。
The battery is also a flashlight, and it can provide ten hours of light.
电池也是一个手电筒，它可以提供十个小时的照明。
The forest floor is the lowest layer full of animal life and receives the least amount of light.
地面层是最底层，那里满是动物，接收到的光线最少。
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