网络释义专业释义英英释义
Light Years 光年 ; 光年五人组
Is light years away 从多少光年以外的时空
Distances and Light Years 距离与光年
Light years ahead 遥遥领先
Ten light years 十光年
Lonely light years 寂寞光年
Purple light years 紫色光年
A couple of light-years ago 从多少光年之外
light-year [ 'laitjə: ]
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n.
the distance that light travels in a vacuum in 1 year; 5.88 trillion miles or 9.46 trillion kilometers
同义词： light year
以上来源于: WordNet
双语例句原声例句权威例句
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From end to end, the Milky Way's starry disk, observable with the naked eye and through optical telescopes, spans 120,000 light-years.
从一端到另一端，银河系布满星星的圆盘横跨12万光年，可以用肉眼和光学望远镜观察到。
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It came from the direction of Sagittarius; the nearest star in that direction is 220 light-years away.
它来自射手座的方向；那个方向最近的恒星距离220光年。
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The nearest star to earth is about 4 light years away.
地球离最近的恒星大约为4光年。
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Gee, have you ever wondered how they know the composition of stars that are light-years away?
嘿！你曾经是否想过,他们是怎么知道那些离我们好几光年远的,星星的位置的？
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