光年

Dimensions: This image is roughly 2.8 arcminutes (9,800 light-years or 3,000 parsecs) wide.

图像尺寸：该天区视场约为2.8角分宽，相当于9800光年或3000秒差距。

Dimensions: This image is roughly 3 arcminutes (260,000 light-years or 81,000 parsecs) wide.

图像尺寸：图像视场约3角分，大约相当于26万光年/8.1万秒差距。

Supernova remnant is 114 light-years (35 parsecs) across.

她离我们太阳系大概有815光年（250 parsecs）。

The stars in the Pleiades are thought to have formed together around 100 million years ago, making them 1/50th the age of our sun, and they lie some 130 parsecs (425 light years) away.

昴宿星团里的星星被认为一起形成于1亿光年前，是我们太阳的1/50的年限，而它们位于大约130秒差距（425光年）远。

Dimensions: This image is roughly 3.2 arcminutes (1,000,000 light-years or 31,000 parsecs) wide.

图像尺寸：该天区视场约为3.2角分，相当于10万光年或3.1万秒差距。

Using existing observations, the researchers analyzed the polarized light emissions from 25 dense areas within several nebulas that are up to 6500 light-years from Earth.

研究人员利用现有的观测资料，对距地球6500光年以外的几团星云内部中25个高密度区域所释放的偏振光进行了分析。

Using data collected from previous sky surveys, the researchers analyzed the polarized light emissions from 25 dense areas within several molecular clouds, or nebulas, which are up to 6500 light-years from Earth.

使用从以前的天空调查所收集的数据，研究人员分析了来自25多个密集地区分子云内，或星云，这是高达6500光年的距离地球年偏振光排放。

As the "Berliner Verkehrsgesellschaft BVG" was founded in 1929 , 4 new routes were introduced making the rail system grow to 93 light-rail lines with a total length of 600 km.

正如&柏林Verkehrsgesellschaft柏林交通&成立于1929年，4个新路线在使铁路系统增长到93光年的600公里铁路线总长度。

Just a fortnight ago, astronomers using the Hubble space telescope identified water vapour in the atmosphere of an exoplanet, albeit a gaseous exoplanet some 150 light years away.

就在两周前，天文学家使用哈勃太空望远镜，在一颗外星行星的大气中确定了水蒸气的存在，尽管该行星离我们有大约150光年。

Certainly not by the time of Star Trek which is only about 300 years away.

显然，到只有300光年之遥的星际旅行的时代不会如此。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。