azimuth star

例句：

1. 1.The astronomy department at the universityhas a collection of azimuthstars that are used for navigation.
   该大学的天文学系收藏了一组用于导航的方位星。
2. 2. The astronomerswere able to determine the exact position ofthe azimuth star in thesky.
   天文学家能够确定天空中方位星的具体位置。
3. 3. The azimuthstar was used by the ancients tonavigate their ships across the ocean.
   古代人利用方位星来导航他们的船只穿越海洋。