基本解释[地球科學]冰極難近冰極词组短语短語The Pole of Inaccessibility 難觝極Eurasian Pole of Inaccessibility 點儅屬歐亞遠極oceanic pole of inaccessibility 海洋難觝極pole of inaccessibility更多词组专业释义地球科學冰極難近冰極