蒂姆·约瑟夫对阳光能给人类带来能源和财富的观点非常着迷。
Tim Joseph was fascinated by the notion that sunlight brings energy and wealth to mankind.
当瞳孔横向伸展的时候，更多的光能够从前面、后面和侧面进入。
When stretched horizontally, the pupils allow for more light to enter from the front, back, and sides.
我但愿时光能倒退两年，再给我们的婚姻一次机会。
I wish we could turn the clock back two years and give the marriage another chance.
它是利用微波把电能转换成光能。
Their device uses microwaves to transform electricity into light.
辛巴：阳光能照到的所有的东西！
研究人员们早就了解光能推动物体的现象。
Researchers have known for a long time that blasting an object with light can push the object away.
激光能将丝带组织切成1毫米大小。
The laser cuts short ribbons of tissue about one-millimeter across.
看来，在未来的年代里，光能是科学研究的重要课题。
It seems that light energy will be an important subject of scientific research in the future.
高光能平衡阴影，应该位于物体靠近光源的边缘。
Highlights can help balance shadows and should be used on the edges of objects closest to the light source.
到目前为止，大家都知道我们通过转化光能来储存能量。
By now, everyone knows you save energy by turning out lights.
但是另一种使用光能发电的方式却在争论中拥有光明的前景。
But there is another way to make electricity from sunlight, which arguably has even brighter prospects.
人类一向依靠阳光能源，不过几千来主要为间接利用。
Humans have always depended on energy from the sun, though it was exploited mostly indirectly for thousands of years.
阳光能做到的只是将你的皮肤和痤疮印颜色调和的伪装而已。
All the sun really does is provide a camouflage that blends your skin tone with acne marks.
电流流过夹层，电子和空穴在两种材料接口处共同发挥作用，释放光能。
When a current is applied across the sandwich, the electrons and holes team up at the junction of the two materials and release energy in the form of light.
我们把这个能量看成是能量转换成彩虹光能，从地上举起，扩大到宇宙中。
Observe the energy as it transforms into a rainbow of light energy, lifting from the earth and expanding out into the universe.
这些都可以形成较为淡色的粒子，从而反射而不是吸收太阳的光能。
These can form less-black particles that reflect, rather than absorb, the sun's energy.
发现颜色的秘密语言和它的意义，准确用光能让你创造出有趣的构图。
Discover the secret language of colour and its meaning. Using colour concisely will help you to create interesting compositions.
就算这笔钱全部流向光能，美国当前的光能供应也只能增加不到1%。
If all this money went to solar, it would add less than 1 percent to current U.S. solar energy.
同样，侧光、顶光和底光能够在物体上投射出深而长的影子，从而制造出立体感。
Again, lighting from the side, above, or below, by casting deeper and longer shadows, creates the sense of volume.
除此之外，激光能够持续更长时间段，而氙气灯较快燃尽，需定期更换。
On top of that, lasers last for a long time, whereas xenon lamps burn out and need to be replaced periodically.
当高锟开始研究光纤学的时候激光能够发射光脉冲通过光纤和已经存在。
Fiber optic cables and lasers capable of sending pulses of light down them already existed when Dr. Kao started working on fiber optics.
最明显的方式是：植物将光能转化成化学能，或者有些动物吃植物来维持自身能量。
There are the obvious: like turning light into chemical energy like plants do. Or eating plants like many animals do.
不过你会说，在西班牙种西红柿阳光充足，而在英国种西红柿需要大量热能和光能。
But, as you point out, Spanish tomatoes grow in abundant sunshine, while Britain's crop requires large amounts of energy in the form of heat and light.
他表示今年下半年，激光能若达到400瓦时，这个工序将会在商业上可行。
The process will, says Dr Yabe, become commercially viable when the laser power reaches 400 watts, which could happen later this year.
普通的物质只能吸收日光7%的能量，而涂上铬之后67%的日光能被吸收。
It normally only absorbs about 7% of the energy from sunlight, but when doped with chromium this figure increases to more than 67%.
阳光能够刺激黑色素细胞产生黑素，这是因为黑素要在紫外线的辐射下保护我们的身体。
Sunlight is therefore a stimulus for melanocytes to produce melanin because they are trying to protect the body from UV rays.
阳光能够刺激黑色素细胞产生黑素，这是因为黑素要在紫外线的辐射下保护我们的身体。
Sunlight is therefore a stimulus for melanocytes to produce melanin because they are trying to protect the body from UV rays.
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