光年

Shortly after, the shock wave pierces the star's surface, blasting it apart and strewing its luminous debris across light-years of space.

片刻之后，震波穿过恒星的表面，将其震碎，并使其仍旧发光的残骸散播至数光年之外的空间（请看有关的超新星残骸图片

It has observed high-energy photons arriving up to 20 minutes behind zippier low-energy ones from a source 12 billion light years away.

这个望远镜已经观察到从120亿光年远处发射过来的高能量的光子比活力更强的低能量的光子迟到了20分钟。

The immense nebula is an estimated 7,500 light-years away in the southern constellation Carina the Keel (of the old southern constellation Argo Navis, the ship of Jason and the Argonauts, from Greek mythology).

这片巨大的星云位于南天星座船底座的龙骨处，估计距离7500光年。

A blue-white supergiant and one of the most luminous stars known, it is nearly 800 light-years away.

散发着蓝白光芒的超巨星，并且是我们所知道的恒星之一，距我们大概800光年。

Also known as Messier 51a, M51a, or NGC 5194, the Whirlpool Galaxy is an interacting grand-design spiral galaxy located at a distance of approximately 23 million light-years in the constellation Canes Venatici.

漩涡状星系又被称为&梅赛耶51a&，&M51a&或&NGC 5194&，与的地球距离为2300万光年，位于北天的猎犬座，是一个庞大的，与它的伴星系共存的螺旋状星系。

Located 300 million light-years away in the constellation Coma Berenices, the colliding galaxies have been nicknamed "The Mice" because of the long tails of stars and gas emanating from each galaxy.

这个星系对在后发座，离我们3亿光年，因为2个星系都具有恒星和发射气体组成的长长的潮汐尾而昵称为&老鼠星系&。

Due to the Buzz Light years of imagination, such a jet engine, in the summer of 1966, the successful completion of the test.

它是在M - 497！因巴斯光年想象里，这样的喷气发动机，在1966年夏天，在测试成功完成。

The Crab Nebula spans about 10 light-years.

偏移星云拓展宽度为10光年左右。

The brightest star in the nighttime sky, Sirius, or the Dog Star, greatly outshines its white dwarf companion, Sirius B. At 8.6 light-years away, Sirius is the nearest star to Earth.

夜空中最亮的一颗星，天狼星，或者叫&犬狼星&，其光芒远远胜过它的白矮星伴星，在8.6光年外的天狼星是距地球最近的一颗恒星。

Scientists claimed that they have found a diamond with a weight of 10 the 46th power of carats.

但是这颗钻石是绝大多数热恋中的男人怎么也够不着的——精确的说距离有50光年。

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。