查询词典 light years

Scientists recently spotted one world only 20.5 light-years away that lies within the habitable zone of its star-the region around a star where liquid water, and thus life, might exist.

最近科学家发现了一颗距离地球只有20.5光年的行星，这颗行星里存在适合生命生存的液态水，因此，可能会有生命存在。

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

它是一个青白色巨大的云，是已知最明亮的星星之一，它大概有800光年远。

This group of supergiant stars, each about 20 solar masses, reside in a massive star cluster of our galaxy about 18,900 light-years away.

这一组超巨星位于银河系18900光年远的一个大质量恒星群中，每一个都有20倍太阳质量。

In particular, they have wondered why the giant clouds, which can span thousands of light-years in diameter, don't just collapse completely into supergiant stars, crunched together by gravity's inexorable pull.

特别是，他们想知道为什么大云，它可以跨越数千光年的直径来，不只是崩溃到超巨星完全合并在一起重力的必然拉动。

The dramatic color image spans about 4 light-years at the estimated distance of T Tauri.

这幅生动的彩色影像，在金牛座T星所在的距离i大约涵盖了四光年的区域。

It's about 2.5 million light-years away, teeming with hundreds of billions of stars.

它也是由无数的星星组成的。

ESO 99-4 lies in a rich field of foreground stars, in the constellation of Triangulum Australe, the Southern Triangle, about 400 million light-years away.

ESO 99-4位于南三角座一片有大量前景星的区域，大约有4亿光年远。

ESO 69-6 is located in the constellation of Triangulum Australe, the Southern Triangle, about 650 million light-years away from Earth.

ESO 69-6位于南三角座，离地球约6.5亿光年远。

The Triangulum galaxy is only slightly farther away at 2.4 million light-years.

三角座星系只是远一点点，距离为2.4百万光年。

This study found more than 600 obscured and 700 unobscured AGNs, located between about 6 billion to 11 billion light years from Earth.

这次观测发现了600多个清晰活动星系核和700多个模糊活动星系核，它们的位置距地球60亿光年到110亿光年不等。

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。