light-year
听听怎么读
英 ['laɪt'jɪr]
美 ['laɪt'jɪr]
是什么意思
光年；
英英释义
light-year[ 'laitjə: ]
- 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
学习怎么用
双语例句
用作名词(n.)
- The distance can be expressed in light years.
距离可以用光年表示。 - A place that requires one year for light to reach is one light year distant from us.
因此光需要一年时间才能到达的地方离我们也就是一光年的距离。
权威例句
Light YearLight-YearLight-YearLight-year Scale Radio Cores in Four LINER GalaxiesIndianapolis courts making light-year leap to e-filingAlien star passed within a light-year of Sun just 70 000 years agoMP3 David Pritchard - Light-yearThe Origin of the 30 and 18 Million-Light-Year Separation of Single Galaxies and Clusters of Galaxies in the Filamentary Cosmic Netw...Galaxy Charts: The 1,000-Light-Year View of the DataBinary star, Constellation, Eridanus (constellation), Light-year, Double star, James DunlopExtrasolar planet, Light-year, Constellation, Ara (constellation), Star, HD 154857Deep in the Hundred-Light-Year WoodMillion-light-year galaxies and spectral forests
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