circumpolar
01
环极的, 极地的
related to areas or phenomena located around the poles of the Earth, particularly within the Arctic and Antarctic circles
例子
Geologists study circumpolar ice cores to gather information about Earth's climatic history.
地质学家研究环极冰芯以收集有关地球气候历史的信息。
02
拱极的, 极地的
(of a celestial body) continually visible above the horizon during the entire 360 degrees of daily travel
