If you are looking up at the sky on a clear night and you see a sudden flash of light, it is probably a shooting star!
如果你在晴朗的夜晚仰望天空，突然看到一道闪光，那可能是颗流星！
I will turn up the light, and then you can see for yourself.
我把灯调亮，然后，你自己看吧。
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。
Light up the stove and you could burn down the house.
点燃炉子，你可能会把房子烧掉。
You can enjoy an all new Shamu's Celebration: Light Up The Night show.
你可以享受一个全新的虎鲸的庆祝活动：点亮夜晚秀。
Sun is a light that naturally wakes you up and helps you think.
阳光是一种能够自然地使你振奋精神并帮助你思考的光线。
And the light coming from your computer screen or TV could be pushing you to stay up even later.
电脑屏幕或者电视机的光亮或许还让你更难以入睡。
I hope you will treasure up the instructions which I have given you, and make them a guide to your feet and a light to your understanding.
我希望大家会铭记我给你们的言教，让它成为你们脚下的指南和悟性的明灯。
Let me throw this one up in light, and you will see that it has very strange motion.
让我把它抛在光线中，它的运动非常奇怪。
“You hold the wing up against the light, so you can see the veins, ” said study co-author Daniel Janzen, an evolutionary ecologist at the University of Pennsylvania.
“如果你把昆虫的翅膀举起来对着光线，那么你就能很清晰地看到里面的脉络，”学术合著人，宾夕法尼亚大学的生物进化学家Daniel Janzen如是说。
“You hold the wing up against the light, so you can see the veins,” said study co-author Daniel Janzen, an evolutionary ecologist at the University of Pennsylvania.
“如果你把昆虫的翅膀举起来对着光线，那么你就能很清晰地看到里面的脉络，”学术合著人，宾夕法尼亚大学的生物进化学家Daniel Janzen如是说。
You really ought to stop smoking. Every cigarette you light up is another nail in your coffin。
你一定得戒烟，你每点上一枝香烟，就等于往坟墓跨近了一步。 这里的anothernail inyour coffin相当于中文的“催命符”，意思是有害健康、危及生命的东西。实际上人们给香烟起的绰号就是coffin nail。
Whenever you open up your heart to me, I come in and let my light shine.
任何你向我敞开心扉的时候，我就会进来并让我的光明照耀。
When you watch someone do something, the same parts in your brain light up as though you were doing it yourself (called mirror neurons).
当你在看某人做某事时，你大脑里相同的部分会被唤起，并认为是你自己在做(称为镜像神经元)。
You could model the previous bed scene with an ambient light to lighten up all objects to some degree and create an additional omnidirectional light.
您可以用环境光模拟前面的卧室场景，将所有对象都照亮到一定程度，从而提供了另外一个全向光源。
You will be amazed at how people, even strangers will light up when you say something next to them.
你会惊奇地发现，当你向旁边的人表示问候时，那些人，甚至陌生人都是多么开心。
No. The light bulb gave up. I can't show you the light.
不，灯泡放弃了，我不能给你们展示这光了。
To stand out from the common creator, you have to really unleash your mental creative potential; light up a spark, energize your mind, and lightning strike your psyche with creativity.
为了区别于其他普通创造者，你必须真的释放你的创造潜能；点燃火花，为你的思维加油，还有，就是给你的灵魂以创意的震撼。
The plush toy stalls (and there are dozens of them) give way to a section specializing in inflatable pool toys before you come across bangles and necklaces that light up.
毛绒玩具摊位（有数十个之多）后面是充气玩具，在遇到他们之前你首先得穿过销售手镯和项链的摊位。
If your friends are smokers, you tend to light up too, studies show.
研究显示，如果你的朋友都是烟民，你也很可能会加入他们。
Pretty much any spark, from the static shock you get from touching a doorknob to the giant bolts that light up Jupiter's turbulent atmosphere, could be considered lightning, he said.
他说，几乎任何类型的火花，从你接触球形门把时所产生的静态冲击，直至照亮木星上狂暴气的庞大闪电，都可以认为是一种闪电。
In other words, don't wait for your company to give you the green light to dream up new ideas — just do it.
换句话说，不要等到公司为你开“允许为新点子异想天开”的绿灯后才这样做，现在就去异想天开。
It turns out that if you imagine doing an activity, the same area of the brain will light up as if you are actually performing the activity.
结果表明如果你想象着做一些活动，大脑的同一区域会照亮，好像你确实在进行这个活动。
Get yourself an alarm clock that wakes you up with natural light and sounds.
给自己一个闹钟让你在自然光和声音下醒来。
However, if you haven't summoned up the bravery to end a bad relationship, the light at the end of the tunnel might seem impossibly far away.
但是，如果你鼓不起勇气去结束一段糟糕的关系，黎明的曙光可能还在无尽的黑夜中遥不可及。
Before you next light up a cigarette, consider how it could impact not only on your own long-term hearing but your friends' and relatives' too.
下次你点燃一支香烟前，请想想抽烟不仅影响你自己以后的听力而且也会影响你亲朋的听力。
Before you next light up a cigarette, consider how it could impact not only on your own long-term hearing but your friends' and relatives' too.
下次你点燃一支香烟前，请想想抽烟不仅影响你自己以后的听力而且也会影响你亲朋的听力。
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