Sunlight consists of different wavelengths of radiation.
阳光由波长不同的射线组成。
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。
Plants are also capable of distinguishing between different wavelengths of light.
植物也有能力区分不同波长的光。
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！
Radio wavelengths are much longer than those of visible light, and the radio waves from deep space are always weak.
无线电波的波长比可见光长得多，而且来自深空的无线电波总是很弱。
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。
Analysis shows that the dissolved organic material absorbs enough blue wavelengths from solar light to make the ice appear green.
分析表明，溶解的有机物质吸收了足够的来自太阳光线的蓝色波长，使冰看起来是绿色的。
Visible light consists of different colors or wavelengths, which together make up what's called spectrum, a band of colors, like you see in a rainbow.
可见光由不同的颜色或波长组成，它们共同组成了所谓的光谱（一段颜色），就像你在彩虹中看到的那样。
This fascinating experiment showed that plants not only detect and react to specific wavelengths of light, plants can also detect and react to changes in the ratio of one wavelength to another.
这个有趣的实验表明，植物不仅能探测和对特定波长的光产生反应，还能探测不同波长比率的变化并对其做出反应。
Very little light filters through the canopy of leaves and branches in a rain forest to reach ground level—or close to the ground—and at those levels the yellow-to-green wavelengths predominate.
在雨林中，很少有光透过树叶和树枝形成的树荫到达地面——或者接近地面——在这些高度上，黄色到绿色的波长占主导地位。
Small ones emit shorter wavelengths (blue).
小的发出短波(蓝光)。
Other laser weapons emit at fixed wavelengths.
而其它类型的激光器发出的激光波长是固定的。
In visible wavelengths, much of the dust can't be seen.
在可见光波段，很多尘埃是不可见的。
They wouldn't reflect any wavelengths, so they'd appear black.
由于它们不会反射波长，因此呈现黑色。
They recorded some of the common wavelengths they emanated.
他们记录了他们所发出的一些常见的波长。
These have long wavelengths and therefore bounce only off large things.
无线电波的波长较长，因此只有大物件可以反射它们。
"White light is made up of rays of different wavelengths," he explains.
“白光是由不同波长射线组成。”他解释说。
On their journey across the universe, the wavelengths of light have stretched.
这表明，在光线穿越宇宙向地球进发的旅程中，其波长变长了。
White light can be split by a prism into a whole spectrum of wavelengths.
白光可以用棱镜分解成具有各种波长的整个光谱。
In 2008, researchers built a microwave cloak that works over a range of wavelengths.
2008年，研究员构建了可工作于一定波长范围的微波隐身器件。
Other devices can measure wavelengths that fall well outside the visible spectrum.
还有的设备能够测量可见光以外的光谱。
If it were to take on a different value, the wavelengths of these lines would change.
若这个常数呈现不同值时，光的波长也将变化。
The circadian clock can distinguish between different colors, or wavelengths, of light.
生物钟可以区分不同的颜色的，或者说，不同波长的光线。
Large ones emit long wavelengths (red light). Small ones emit shorter wavelengths (blue).
较大尺寸晶体发射长波光线(红光)，小晶体则发射短波光线(蓝光)。
Instead the failed star ultimately cools and emits most of its light at infrared wavelengths.
因此这颗不成熟的恒星最终将会冷却并在红外波段发射出其大部分的光芒。
The second European satellite, Herschel, will scrutinise the universe at infra-red wavelengths.
第二颗名为赫谢耳的卫星将研究分析宇宙的红外波长。
The phonons swim downstream toward the horizon, their wavelengths decreasing all the while.
声子往下游的视界游去，而它们的波长则一直变短。
Various pigments, inks and paper treatments will respond differently to some wavelengths of light.
不同的颜料、油墨和纸张处理对不同波长的光会有不同的反应。
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