光年

The star, located some 500 light-years away in the direction of the Ophiuchus constellation, is encircled by a disk of the material from which planets form.

这颗恒星距离我们500光年，蛇夫座方向，被一个将形成行星的物质的圆盘所环绕。

Dimensions: This image is roughly 61 arcseconds (1.5 light-years or 0.47 parsec) wide.

图像尺寸：61角秒，或者说是1.5光年、0.47秒差距。

One parsec is defined as the distance at which a star would show a parallax displacement of 1 second of arc, a distance which proves to be approximately 3.258 light years.

一秒差距被定义为一颗恒星位移一度的距离，此距离经证实大约为3.258光年。

The observations reveal warm (320 K) dust in a structure 2.1 parsec thick and 3.4 parsec in diameter, surrounding a smaller hot structure.

观测显示，在NGC 1068中心的尘埃圆环面原来是一个比较热的（320 K）的致密结构，直径约几个光年，它阻断了我们的视线，使我们无法看到该星系最里面的活动区域。

Harsh rocky world less than a parsec away from Tatooine, Geonosis is a ringed planet beyond the borders of the Galactic Republic.

一个环境恶劣、布满岩石的世界，距离塔图音不到3.26光年的距离，吉诺西斯是个外围环绕著星环的星球，位於银河共和国的边陲地带。

A harsh rocky world less than a parsec away from Tatooine, Geonosis is a ringed planet beyond the borders of the Galactic Republic.

在距离塔图因不到一个秒差距（译者注：1秒差距=3.26光年）的地方有一个叫吉奥诺西斯的星球，这是一个位于银河共和国国界外一个带着光环的行星。

The interacting triplet is about 250 million light-years away from Earth, in the constellation of Pavo, the Peacock.

这个作用中的三重体距地球大约2.5亿光年，位于孔雀座。

This planet is orbiting a star in the Pegasus constellation some 50 light years away.

这颗行星绕飞马座中的一颗恒星做轨道运动，距离约为50光年。

It is 128 light years from Earth, and is just visible to the naked eye in the constellation of Pegasus.

它距离地球128光年，与用肉眼观察到的天马座亮度一样。

The function is the most strong currently of admire Bo telescope have already can prognosticate to 15,000,000,000 light years far galaxy.

目前功能最强大的哈勃望远镜已经能观测到150亿光年远的星系。

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。