polaris

• 指小熊座中最亮的恒星，位于小熊座勺柄末端，是当前北半球的北极星，地球自转轴指向它。也泛指北极星。

A proper noun referring to the brightest star in the constellation Ursa Minor, located at the end of the handle of the Little Dipper, and serving as the current northern pole star towards which Earth's axis points.

不可数 · 专有名词

1. North StarB2formalscientific

   The brightest star in the constellation Ursa Minor, located at the end of the handle of the Little Dipper; the northern axis of the Earth points toward it.

   北极星

   • Polaris has been used for centuries as a navigational guide in the Northern Hemisphere.
   • The position of Polaris in the sky remains relatively fixed, making it a reliable reference point.
   • Ancient sailors relied on Polaris to determine their latitude at sea.

   同义词lodestarnorth starpole starpolestar