circumpolar是什么意思？

circumpolar

英[ˌsɜ:kəm'pəʊlə] 美[ˌsɜkəm'poʊlə]

• adj. 极地附近的，围绕天极的，拱极的；
• n. 拱极星；

例句

• Both Perseus and Cassiopeia are considered to be circumpolar from northerly latitudes. 英仙星座和仙后座从北纬角度来考虑,被认为是“周极星”.
• The Antarctic Circumpolar Wave: A Combination of Two Signals? 南极环极波: 2个信号的合并?
• Both Perseus and Cassiopeia are considered circumpolar from northerly latitudes. 英仙座和仙后座在北半球被称为”拱极星“.

英英词典释义

• Adjective
  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