Of course, that string is a cosmic trail of gas, dust, and stars about 22, 000 light-years long.
当然，那条线是由气体、尘埃、恒星组成的约22000光年长的宇宙余迹。
A typical life in an industrialized country is now about 80 years long-three decades longer than it was a century ago.
目前工业化国家的人民基本上可以活到80岁——比一个世纪前要多30年的寿命。
The universe's largest known galaxies are giant elliptical galaxies, which may be as much as two million light-years long.
宇宙中已知的最大的星系是巨椭圆星系，可能长2百万光年。
Composed of denser cooler gas and dust the tadpoles are around 10 light-years long, potentially sites of ongoing star formation.
蝌蚪是由密集的寒冷的气体和星尘所组成的，大约10光年长，可能存在正在形成的恒星。
Most bachelor degree courses in England are three years long (in Scotland they are usually four).
英格兰的大部分本科课程都是三年(而苏格兰本科通常为四年)。
Should this record be accurate, the history of Chinese lacquerware would be at least over 4000 years long.
如果这段记载是准确的，那么，中国漆器的历史至少有四千多年。
Moving makes the most sense when technology cycles demand major plant changes-but those cycles can be ten years long.
只有当出于技术周期变更需要进行大规模的工厂革新时，搬迁才是有意义的，但技术周期的持续时间可能长达十年之久。
We Shared amusing anecdotes, revived old memories of our parents and childhood, and all around celebrated the years long passed.
我们分享了有趣的轶事，重新唤起了对我们的父母还有童年的记忆，还一起赞美了那些过去的日子。
GHD has almost 80 years long history, employing more than 6600 staff with an integrated network of offices throughout the world.
GHD运营至今已有80年的悠久历史，庞大的分支机构网路遍布世界各地，拥有员工6600多名。
It's about 2 light-years long and half a light-year wide. It's located about 2, 000 light years away in the direction of the Constellation Cygnus.
它大约有2光年长、半光年宽，位于天鹅座方向，距地球约2,000光年。
After 70 years long journey, will Penguin have its own distinguishing characteristics and advantages in aesthetically compared to other publishers?
在走过70年之后，和其他出版社相比企鹅还有没有美学上的特质和优势？
Under legislation passed by the Senate, these millions would have a path to citizenship. Thirteen years long, dependent upon good behaviour and payment of backed taxes.
根据参议院通过的法律，这几百万人有获得公民资格的机会，他们需要在13年内守规矩并纳税。
The paper was done in the 26 years long-term fixed position experiment for to study the effects of fertilization on the physiologic characteristics and production of summer corn.
基于26年的长期定位试验，研究了施肥对夏玉米生理特性及产量品质的影响。
Astrologers call this period aGreat Year, and they divide it into 12 Great Months or astrological"ages", each about 2, 147 years long. Each age corresponds to one of thesigns of the zodiac.
占星家们管这段时期为一个大年，并且将其划分为12个大月或称之为占星学意义上“时代”，每一个时代持续2 147年，对应十二星座符号之一。
I will tell my own language learning story which has been lasting for more than 10 years long, and I hope you can get some insights and apply them to your own English learning practice.
我将讲一讲我个人将近十几年的英语学习的历程，希望能够给大家的英语学习带来一点启发，并能在学习过程中有所应用。
The social, economic, and legal systems that developed to support the mounted troops persisted for nearly a thousand years, long after the actual advantage of the stirrup had been neutralized.
即便是在金属马镫的优势消失之后的很长一段时间里，那些为了维持骑兵队伍而出现的社会、经济以及法律系统仍然持续了一千多年。
This article introduces 6 years' long evolution of the National Standard of GB/T 20474-2006 《Fiberglass reinforcement asphalt shingle》 and the efforts of participants.
详述了GB/T 20474—2006《玻纤胎沥青瓦》国家标准从申请到颁布实施历时六年，主编单位以及参编企业为标准的制定所付出的努力。
We "ve been married now for thirty years - long enough to know my wife like a book."
这位丈夫说：我们已经结婚三十年了，我对我的妻子是非常了解的。
It now looks like bird flight was made possible by a whole string of such exaptations stretching across millions of years, long before flight itself arose.
现在看起来，似乎是在上千万年的时间跨度中，将类似的功能变异整个串联起来才使得鸟类获得了飞行的能力。
Liu has worked on this street for 20 years, long before there were any tourists.
20年前刘慧根就开始在这条街上工作，那时还没有游客。
Based on the author's years - long teaching practice, the article sets forth four effective teaching methods of enlarging pupils' vocabulary.
本文根据作者多年的教学实践，提出了扩大中学生识字量的四种行之有效的教学方法。
Mr Mandela said that he had argued in favour of breaking the taboo surrounding the disease for years, long before he knew that his son was suffering from Aids.
曼德拉先生说，早在得知儿子患有艾滋病之前的数年间，他已号召人们打破有关禁忌，公开谈论艾滋病。
These are the first few moments of “Rebirth,” a documentary film about the years-long journey of five people whose lives were shattered by the events of 9/11.
这些是纪录片《重生》的开头几分钟。该片讲述了五位生活被9·11事件搅得支离破碎的当事人几年来的历程。
As a years-long resident of the U. S. , I have seen splendid volunteers give deeply from their charitable hearts. They have adopted orphans around the world with compassion.
在美多年，眼看美国人踊跃参与志愿工行列、乐善好施，收养世界孤儿、爱心无限。
Many people put off consulting an expert for years - long after they've noticed obvious symptoms of Alzheimer's disease.
很多人会推迟很多年再看专家，尽管这之前他们早已察觉明显的阿尔茨海默病症状。
Many people put off consulting an expert for years - long after they've noticed obvious symptoms of Alzheimer's disease.
很多人会推迟很多年再看专家，尽管这之前他们早已察觉明显的阿尔茨海默病症状。
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