英文单词:astronomical unit

中文意思:天文单位

英语词性:noun

美式发音: /ˌæstrəˈnɑmɪkəl ˈyu.nɪt/

同义词: AU

易混淆单词: astronomical object

双语例句:

  1. An astronomical unit (AU) is equal to the distance between the Earth and the Sun.
  2. The measurement of astronomical distances is usually in astronomical units (AU).