The Oort cloud is a vast belt of dust and ice that is believed to lie around one light year from the Sun and is the origin of many of the comets that pass through our solar system.
奥尔特云是一个由粉尘和冰组成的庞大云带，据信它距离太阳约一光年，许多穿越我们太阳系的彗星都来自那里。
Thee Oort cloud is a vast belt of dust and ice that is believed to lie around one light year from the Sun and is the origin of many of the comets that pass through our solar system.
奥尔特云是一个由粉尘和冰组成的庞大云带，据信它距离太阳约一光年，许多穿越我们太阳系的彗星都来自那里。
Do you know what a light year is? Nothing in the world travels faster than light. It travels 300,000 kilometers a second. One light year is the distance that light travels in one year.
你知道一光年是什么吗？没有在世界中旅行比光快的速度。它旅行每秒300,000公里。一光年是距离光在一年内旅行。
Matese estimates Nemesis is 25,000 AU away (or about one-third of a light year).
玛提斯认为“复仇者”距太阳有25000个天文单位(或者说三分之一光年)。
Matese estimates Nemesis is 25, 000 AU away (or about one-third of a light year).
玛提斯认为“复仇者”距太阳有25000个天文单位(或者说三分之一光年)。
If art and light usher in calm, then for one week each year, the Old City of Jerusalem fosters that aura.
如果艺术和灯光引进了平静的理念，那么每年一周，这座古老的城市——耶路撒冷就形成了那种氛围。
As solar activity waned at the end of one of the Sun's 11-year cycles, the new data shows the amount of light and heat reaching the Earth rose rather than fell.
太阳活动的周期是11年。新数据表明，在一个周期末期太阳活动趋弱时，抵达地球的光与热的量增加而不是减少了。
A certain efficacy, symptoms can be a light treatment of patients (about 3 months) symptoms improved within one year after the observation without recurrence.
取得一定疗效，症状轻的病人能够一个疗程(大概3个月)症状好转，停药后一年观察无复发。
Such are the thoughts which assail me since one fine Bysakh morning I awoke amidst fresh breeze and light, new leaf and flower, to find that I had stepped into my twenty-seventh year.
自从那个美妙的白沙克月的清晨，我在和风丽日、新叶鲜花中醒来，发现自己踏入了27岁，这些想法就一直困扰着我。
That said, this is often one of the most beautiful months of the year, with soft, low light and warmth in the sun when you can catch it.
也就是说，这常常是一年中最美好的月份之一，当你能晒到太阳的时候，享受着柔和的，光线不足的，温暖的阳光。
It had to remind people of the "Mr Zombie" who in the one thousand year old zombies, it seems that his eyes still flashing red light, walked over to me, is a bouncing.
这不得不使人想起了那《僵尸先生》里的青面獠牙的千年老僵尸，似乎他的眼睛里还闪着红光，正一蹦一跳地向我走来。
To measure astronomic distances one takes as a unit that distance which light travels in a year.
为了度量天文距离，人们把光在一年中走过的距离当作一个距离单位。
A year ago, I was waiting at a stoplight on a Taipei street corner one day when suddenly I saw a little boy blunder out into the road, oblivious to the red light.
一年以前，我有一天在台北街道等路灯变绿，忽然发现一个小孩子糊里糊涂地穿越红灯，我只好冲上去将他一把拉了回来。
Why is one day holier than another, when the light of the sun shines on every day of the year?
为什麽这一天胜过那一天，虽然一年内，每天的光明，都是来自太阳？
And here's another big change: While Sun used to release at least one or two albums a year her last being 2007's Against the Light she's taking it easy now.
而另外一个大变化是：孙以前通常一年发一到两张专辑，她的上一张专辑是07年的逆光，她现在把发片速度放慢了。
As a reasonable guess, they might, on an average, be 100 light years away. a light year is the distance which light travels at 186,000 miles per second in one year, namely 6 million million miles.
据合理推算，外星人离我们平均距离也有100光年之远(1光年是光以每秒186,000英里的速度在一年内走的距离即6万亿英里)。
A light-year means how far light travels in one year.
一光年就是光行走一年所通过的距离。
Light and oil-free within one year, effective to extend the motor life, reduced maintenance time and maintenance costs.
轻便且一处内免注油，有效延长电机寿命，减小维修时间和维修成本。
The holographic gratings recorded on the film can be kept for over one year in darkness at room temperature, which can be erased by UV light. The sample can be written, read and erased in many times.
记录在样品上的全息图在室温下黑暗处可以保存一年以上，用紫外光可以擦除记录的全息图，进行多次记录、读出和擦除操作。
April Fools' Day is one of the most light-hearted days of the year.
愚人节是这年中最轻松的节日。
April Fools' day, sometimes called all Fools' day, is one of the most light-hearted days of the year in the United States and Europe.
愚人节，也称作万愚节，在许多欧美国家，这一天是一年中最轻松的日子。
You are that most dazzling big stars if the distance between one light-year is as far as distance between you and me, Because the whole night sky has you, will just be so bright, so beautiful.
一光年的距离一光年的距离就像你和我之间的距离那样远你就是那颗最最耀眼的大星星，整个夜空因为有你，才会那么明亮，那么美丽。而我，我就是你身边那颗不会有人注意的小星星，那样平凡，那样暗淡。
Life is like an one-way train, pulling for every stop on birthday. Load and unload something with your heart. May you be light and rich like today every day in four seasons of the year.
人生像单程列车，在漫长的岁月轨道上，驶向每一个生日的停靠点，用自己的心赶紧装卸点什么吧，愿你一年365 天，天天都如今日，轻松又充实。
Life is like an one-way train, pulling for every stop on birthday. Load and unload something with your heart. May you be light and rich like today every day in four seasons of the year.
人生像单程列车，在漫长的岁月轨道上，驶向每一个生日的停靠点，用自己的心赶紧装卸点什么吧，愿你一年365 天，天天都如今日，轻松又充实。
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