circumpolar
英 [s??k?m'p??l?]
美[,s?k?m'pol?]
- adj. 極地附近的；天極附近的
- n. 周極星；拱極星
英英釋意
- 1. (of a celestial body) continually visible above the horizon during the entire 360 degrees of daily travel;
- "a circumpolar star"
- 2. located or found throughout a polar region