astronomical unit

       
  • n. 天文单位
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astronomical unit的英文翻译是什么意思,词典释义与在线翻译:

英英释义

Noun:
  1. a unit of length used for distances within the solar system; equal to the mean distance between the Earth and the Sun (approximately 93 million miles or 150 million kilometers)

astronomical unit的用法和样例:

例句

用作名词 (n.)
  1. One astronomical unit equals the distance from the earth to the sun.
    一天文单位等于从地球到太阳的距离。
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