circumpolar是什么意思_circumpolar怎么读_音标ˌsɜ:kəm'pəʊlə

circumpolar是什么意思音标:英 [ˌsɜ:kəm'pəʊlə]美 [ˌsɜ:kəm'poʊlə]

a. 极地附近的, 天极附近的, 拱极的

s. (of a celestial body) continually visible above the horizon during the entire 360 degrees of daily travel
s. located or found throughout a polar region