light-year

light-year是什么意思，light-year中文意思翻译、例句、反义词、近义词等

light-year意思翻译

light-year读音音标（ˈlaɪt-jɪər）

名词. 光年，光年是一种度量宇宙距离的单位，指的是光在一年中行进的距离，约为9.461万亿千米。

第三人称单数 light-years、现在式 light-year、过去式 light-yeared

light-year的例句造句

1. Alpha Centauri is the closest star system to Earth, located about 4.37 light-years away. (阿尔法半人马座是离地球最近的恒星系，距离地球约为4.37光年。)

2. The light from distant galaxies can take billions of light-years to reach us. (远离我们的星系的光需要数十亿光年的时间才能到达我们这里。)

3. The Voyager 1 spacecraft has traveled more than 13 billion miles since its launch in 1977, which is equivalent to about 0.002 light-years. (旅行者一号航天器自1977年发射以来已经飞行了超过130亿英里，相当于约0.002光年。)

4. Scientists are studying a galaxy that existed 10 billion light-years ago, providing insights into the early universe. (科学家正在研究一个存在于100亿年前的星系，这为我们了解早期宇宙提供了线索。)

5. The concept of a light-year is used to convey vast distances in space that are difficult to comprehend with regular units of measurement. (光年这个概念用来表示宇宙中难以用常规测量单位理解的巨大距离。)

light-year的同义词与反义词及例句

同义词：none

反义词：none

例句（翻译）：无

light-year相关的拓展

lightyear翻译

light-years

lightyear汽车