light-years的意思|示意
n.光年；很长时间
light-years的网络常见释义
光年 ... Venus 金星；维纳斯 light-years 光年 principal investigator 主要研究者 ...
light-years相关短语
1、 Light Years 光年 ; 皮耶罗炉火纯青小技术 ; 光年五人组 ; 唱片名
2、 Is light years away 是光年 ; 流年已悄逝 ; 从多少光年以外的时空 ; 跟它到地老天荒
3、 The Light Years Trilogy 光年三部曲
light-years相关例句
They were, by far, the largest and most distant objects that scientists had ever detected: a strip of enormous cosmic clouds some 15 billion light-years from earth.
它们是迄今为止科学家探测到的最大、最遥远的物体：一条巨大的宇宙云带，距离地球约150亿光年。
The green ring structure near the center of the image is about 77 light-years across.
图片中间的绿色环状结构的跨度大概有77光年。
Of course, the cosmic elephant's trunk is over 20 light-years long.
当然，这个星际象鼻长达 20 光年以上。
Also known as the Andromeda Galaxy, M31 is more than 220,000 light-years across and lies 2.5 million light-years away.
M31星系也被称为仙女座星系，它跨越了220 000光年，距我们2百50万光年。
At that distance, this canvas would be about 15 light-years across.
在这个距离内，这幅画布大概有15光年宽了。
Located 54 light-years away, the exoplanet is yet another member of the super-Earth club [source: NASA].
这颗系外行星位于54光年以外，是“超级地球俱乐部”的又一个成员[来源: NASA]。